- Capsule TAMAGOTCHI x IKKS - Blue T-shirt for boy - Round neck, short sleeves - Mimitchi visual in embroidered sequins - Woven label low bust on back - IKKS #actforbetter: material containing 100% organically grown cotton Mimitchi is a gentle character who does things her own way. Hardworking and a bit of a sore loser, she loves math exercises and has beautiful handwriting. From the exclusive TAMAGOTCHI x IKKS Capsule, this blue organic cotton T-shirt is reimagined with a playful design of white and navy sequins.