Login

knits

zips x snaps

denims

boucle

baby suit

swaddle

tee

bottoms

baby shoes

baby gowns

knits

towels

socks

baby hats

Headband. River

headbands

Zip Suit. Sunset

sale

Cart

Your cart is empty

Black Friday 2026

T&Cs: No code needed, prices as marked / extra 25% off applied on cart automatically / Promo sale is FINAL, no change of mind, no return, no exchange unless faulty / Promo cannot be combined with other offer, no rain checks / During Promo event shipping can be slight longer 5-10 days, please remember paying EXPRESS shipping is for postal service only not for staff packing speed. / Exclusions apply / If you need anything urgent, please email us info@susukoshi.com

Sort by

193 products

Save ¥4,100Boucle Knit Baby Kimono Overall Suit. Rose Quartz
Boucle Knit Baby Kimono Overall Suit. Rose Quartz Sale price¥6,300 JPY Regular price¥10,400 JPY
Save ¥1,700Boucle Knit Baby Knotted Hat. Rose Quartz
Boucle Knit Baby Knotted Hat. Rose Quartz Sale price¥2,900 JPY Regular price¥4,600 JPY
Save ¥2,000Kimono Suit. Seagull
Kimono Suit. Seagull Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,000Kimono Suit. Beach Days
Kimono Suit. Beach Days Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,000Kimono Suit. Turtle
Kimono Suit. Turtle Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,000Kimono Suit. Blue Sky
Kimono Suit. Blue Sky Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,000Kimono Suit. Sage Stripes
Kimono Suit. Sage Stripes Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥3,500Kids Fleece Relaxed Shorts
Kids Fleece Relaxed Shorts Sale price¥5,500 JPY Regular price¥9,000 JPY

4 colors available
Save ¥3,500Kids Fleece Jogger
Kids Fleece Jogger Sale price¥5,500 JPY Regular price¥9,000 JPY

4 colors available
Save ¥4,000Kids Fleece Relaxed Pullover
Kids Fleece Relaxed Pullover Sale price¥6,300 JPY Regular price¥10,300 JPY

4 colors available
Save ¥4,400Baby Fleece Relaxed Zip Overall
Baby Fleece Relaxed Zip Overall Sale price¥7,100 JPY Regular price¥11,500 JPY

4 colors available
Save ¥1,700Cotton Textured Knit Knotted Baby Beanie. Sage
Cotton Textured Knit Knotted Baby Beanie. Sage Sale price¥2,900 JPY Regular price¥4,600 JPY
Save ¥2,100Cotton Knit Baby Ribbed Legging. Cotton
Cotton Knit Baby Ribbed Legging. Cotton Sale price¥3,200 JPY Regular price¥5,300 JPY
Save ¥3,000Cotton Knit Baby Ribbed Suit. Cotton
Cotton Knit Baby Ribbed Suit. Cotton Sale price¥4,800 JPY Regular price¥7,800 JPY
Save ¥2,500Zip Suit SS/P. Seaside
Zip Suit SS/P. Seaside Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥3,800Boxy Tee x Summer Pant Set. Turtle
Boxy Tee x Summer Pant Set. Turtle Sale price¥5,900 JPY Regular price¥9,700 JPY
Save ¥3,800Boxy Tee x Summer Pant Set. Seagull
Boxy Tee x Summer Pant Set. Seagull Sale price¥5,900 JPY Regular price¥9,700 JPY
Save ¥3,800Boxy Tee x Summer Pant Set. Whale
Boxy Tee x Summer Pant Set. Whale Sale price¥5,900 JPY Regular price¥9,700 JPY
Save ¥3,800Boxy Tee x Summer Pant Set. Beach Days
Boxy Tee x Summer Pant Set. Beach Days Sale price¥5,900 JPY Regular price¥9,700 JPY
Save ¥2,300Zip Suit. Seagull
Zip Suit. Seagull Sale price¥3,700 JPY Regular price¥6,000 JPY
Save ¥2,300Zip Suit. Beach Days
Zip Suit. Beach Days Sale price¥3,700 JPY Regular price¥6,000 JPY
Save ¥2,500Zip Suit. Whale
Zip Suit. Whale Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Zip Suit. L/SP Turtle
Zip Suit. L/SP Turtle Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Zip Suit. L/SP Seagull
Zip Suit. L/SP Seagull Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Zip Suit. L/SP Beach Days
Zip Suit. L/SP Beach Days Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Swaddle Blanket. Whale
Swaddle Blanket. Whale Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Swaddle Blanket. Seagull
Swaddle Blanket. Seagull Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Swaddle Blanket. Beach Days
Swaddle Blanket. Beach Days Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,300Snap Suit. S/SS Whale
Snap Suit. S/SS Whale Sale price¥3,700 JPY Regular price¥6,000 JPY
Save ¥2,300Snap Suit. S/SS Turtle
Snap Suit. S/SS Turtle Sale price¥3,700 JPY Regular price¥6,000 JPY
Save ¥800Scrunchie (pack of 3). Turtle, Whale, Seagull
Scrunchie (pack of 3). Turtle, Whale, Seagull Sale price¥1,200 JPY Regular price¥2,000 JPY
Save ¥1,000Knotted Hat. Whale
Knotted Hat. Whale Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥1,000Knotted Hat. Turtle
Knotted Hat. Turtle Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥1,000Knotted Hat. Seagull
Knotted Hat. Seagull Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥1,000Knotted Hat. Beach Days
Knotted Hat. Beach Days Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥2,000Kimono Suit. Whale
Kimono Suit. Whale Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,500Kimono Gown. Whale
Kimono Gown. Whale Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Kimono Gown. Turtle
Kimono Gown. Turtle Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥2,500Kimono Gown. Seagull
Kimono Gown. Seagull Sale price¥3,900 JPY Regular price¥6,400 JPY
Save ¥1,000Headband. Whale
Headband. Whale Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥1,000Headband. Turtle
Headband. Turtle Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥1,000Headband. Seagull
Headband. Seagull Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥1,000Headband. Beach Days
Headband. Beach Days Sale price¥1,600 JPY Regular price¥2,600 JPY
Save ¥2,000Classic Suit S/S. Turtle
Classic Suit S/S. Turtle Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,000Classic Suit S/S. Seagull
Classic Suit S/S. Seagull Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,000Classic Suit L/S. Seagull
Classic Suit L/S. Seagull Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥2,000Classic Suit L/S. Beach Days
Classic Suit L/S. Beach Days Sale price¥3,100 JPY Regular price¥5,100 JPY
Save ¥1,000Baby Bib. Whale
Baby Bib. Whale Sale price¥1,600 JPY Regular price¥2,600 JPY

Recently viewed

SHop now, pay later

Afterpay, Zip, Klarna

quick ship

24-48 hours dispatch*

easy return

Shop with confidence

Shipping Protection

Extra peace of mind