"Esther Bunny" and Hair Care Brand "Tottimo!" Announce First Collaboration! Limited Edition "Esther Bunny" Design Color Shampoos to be Released in Limited Quantities!

IK Co., Ltd. (Headquarters: Nagoya City, Aichi Prefecture; Representative Director: Yasutaka Nakajima), a wholly-owned subsidiary of IK Holdings Co., Ltd. (Headquarters: Nagoya City, Aichi Prefecture; Representative Director: Shogo Nagano), will release limited-design color shampoos in collaboration with the popular Korean character "Esther Bunny" from its hair care brand "Tottimo!", which helps those who enjoy fashionable hair achieve their desired hairstyles. These will be available in limited quantities at Don Quijote stores nationwide starting April 1, 2026.

*Some stores may not carry these products.

Development Background

This time, we collaborated with "Esther Bunny" for the brand's first collaboration design.

"Tottimo! Color Shampoo Esther Bunny Design" features a limited design that makes you want to enjoy fashionable hair with Esther Bunny 💗💜

Each color features a different design, depicting Esther Bunny's relaxing time, appearing in a kitsch & girly design 👀✨

Furthermore, for this collaboration, we have prepared a hairband as a novelty gift for those who purchase "Tottimo! Color Shampoo Esther Bunny Design". The fluffy baby pink hairband features an exclusive illustration, creating a heart-fluttering cute design 💗

Product Overview

Tottimo! Color Shampoo Esther Bunny Design

Color variations: All 3 colors (Purple, Pink, Silver)

Price: 1,980 yen (tax included)

Volume: 350ml

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