Kids' Clothing

Playful Japanese-inspired designs made for little ninjas and future legends.

10 products

  • Samurai Kids Heavy Cotton™ Tee "Shippu" | High-Speed Samurai Tee for Fast Movers

    Samurai Kids Heavy Cotton™ Tee "Shippu" | High-Speed Samurai Tee for Fast Movers

    Fast like the wind. Ready like a warrior."Shippu" captures the energy of a samurai in motion — standing strong in a futuristic city, sword in hand, wind at his back.For kids who are always on the move, always thinking ahead.Built for speed, comfort, and unstoppable play. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Samurai Kids Heavy Cotton™ Tee "DEN" | Neon Platform Samurai Tee for Cool Kids

    Samurai Kids Heavy Cotton™ Tee "DEN" | Neon Platform Samurai Tee for Cool Kids

    A modern samurai steps into the city night."DEN" captures a quiet moment of strength — a warrior standing calm in the middle of a glowing Tokyo train station.For kids who move with quiet confidence and have a story all their own.Soft, durable, and full of futuristic style. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Ninja Kids Heavy Cotton™ Tee "Silent Moon" | Quiet Night Ninja Tee for Calm Kids

    Ninja Kids Heavy Cotton™ Tee "Silent Moon" | Quiet Night Ninja Tee for Calm Kids

    A ninja beneath the moon. Still, strong, and silent."Silent Moon" captures a peaceful warrior standing in the shadows of night — full of focus, grace, and mystery.Perfect for kids who dream quietly, move lightly, and think deeply.Soft, comfortable, and designed for kids with quiet strength. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Ninja Kids Heavy Cotton™ Tee "Urban Blade" | Cyber Ninja Street Style for Brave Kids

    Ninja Kids Heavy Cotton™ Tee "Urban Blade" | Cyber Ninja Street Style for Brave Kids

    A ninja in the city, quiet but strong.This design features "Urban Blade" — a futuristic ninja standing tall in the glowing streets of Tokyo.It’s made for kids who are quick, clever, and a little mysterious.Comfortable, bold, and ready for action — wherever their story goes. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Ninja Kids Heavy Cotton™ Tee "Neon Stealth" | Night City Ninja Style for Brave Kids

    Ninja Kids Heavy Cotton™ Tee "Neon Stealth" | Night City Ninja Style for Brave Kids

    Quiet steps. Bright city. Unseen strength.This kids tee features a shadowy ninja crouched in neon light — ready, calm, and full of quiet power.For kids who move in their own rhythm, observe deeply, and play with focus and flair.Soft cotton, durable quality, and stealth-level cool. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Samurai Kids Heavy Cotton™ Tee "TASOGARE" | Twilight Samurai Tee for Quiet Warriors

    Samurai Kids Heavy Cotton™ Tee "TASOGARE" | Twilight Samurai Tee for Quiet Warriors

    For kids who see the world in still moments.TASOGARE features a lone samurai stepping off the train into the glow of twilight — quiet, calm, and full of presence.Perfect for thoughtful kids with deep imaginations and bold hearts.Soft, durable cotton. Built for comfort in everyday adventures. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Samurai Kids Heavy Cotton™ Tee "RAI" | Lightning-Speed Samurai Tee for Brave Kids

    Samurai Kids Heavy Cotton™ Tee "RAI" | Lightning-Speed Samurai Tee for Brave Kids

    Fast as thunder. Sharp as a blade.This tee features RAI — a samurai drawn in the flash of movement, striking like a lightning bolt through the storm.With vivid contrast and a bold stance, this design captures the energy of kids who can’t stand still.Made for action. Built for play. Ready for anything. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Samurai Kids Heavy Cotton™ Tee "ZAN" | Ink-Splashed Warrior Tee for Brave Young Souls

    Samurai Kids Heavy Cotton™ Tee "ZAN" | Ink-Splashed Warrior Tee for Brave Young Souls

    For kids who live boldly — and move like lightning.This design features ZAN, a classic samurai captured mid-swing in a burst of ink and energy.Brush strokes meet battle stance in this dynamic tee, made for young warriors who run, leap, and dream in vivid color.Comfortable, strong, and full of spirit. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Samurai Kids Heavy Cotton™ Tee "KAI" | Neo-Samurai Style for the Next Generation

    Samurai Kids Heavy Cotton™ Tee "KAI" | Neo-Samurai Style for the Next Generation

    Step into the future with samurai strength.Featuring KAI — a cybernetic samurai with a bold katana and high-tech kicks — this design brings legendary spirit into a modern, red-hot world.Made for kids who walk their own path, just like warriors.Comfortable, durable, and full of attitude. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

  • Samurai Kids Heavy Cotton™ Tee "SAN" | Neo-Traditional Warrior Style for Kids

    Samurai Kids Heavy Cotton™ Tee "SAN" | Neo-Traditional Warrior Style for Kids

    Future-ready Samurai Style for the Next GenerationBold, bright, and packed with attitude — this tee features SAN, a futuristic samurai dressed in street armor, shades, and sneakers.Blending ancient spirit with new-school flair, it's perfect for kids who stand proud, dream big, and move like warriors of their own story. Crafted in soft, durable cotton for daily adventures. Introducing our Kids Heavy Cotton™ Tee, designed for comfort and style. This classic t-shirt is perfect for active kids who love to play and express themselves. The vibrant design adds a fun flair, making it an ideal choice for everyday wear or special occasions. Whether it's a birthday party, a family gathering, or just lounging at home, this tee is versatile enough to fit any scenario. Parents will appreciate the quality and durability, while kids will love the soft feel and cool look. Suitable for children of all ages, this tee is perfect for gifting during holidays, back-to-school, or just because!Product features- Made without side seams for a smooth, attractive look.- Ribbed knit collar retains shape and adds elasticity.- Shoulder tape for added stability and comfort.- Soft, midweight US cotton for all-season wear.- Ethically sourced and certified for quality assurance.Care instructions- Machine wash: warm (max 40C or 105F)- Non-chlorine: bleach as needed- Tumble dry: medium heat- Iron, steam or dry: low heat- Do not dry cleanEU representative: JAPAN DESIGN STUDIO, support@japandesignstudio.shop, 5-20 Oshiba-cho Shimizu-ku, Shizuoka, JP-22, 424-0812, JP Product information: Gildan 5000B, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Warnings, Hazard: For children, Blank product sourced from Bangladesh Care instructions: Machine wash: warm (max 40C or 105F), Non-chlorine: bleach as needed, Tumble dry: medium heat, Iron, steam or dry: low heat, Do not dry clean

The Kids’ Clothing collection features adorable and bold styles rooted in Japanese culture.
Perfect for energetic spirits, each piece blends fun characters, kanji elements, and cute motifs in baby clothing, sweatshirts, and more.

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