【GOKUMIN】Flagship 3 Mattress Series Renewed and Released on May 12th & 13th | New Lineup Offering Choices Based on 'Customizable,' 'Hotel-Grade,' and 'Pressure Distribution'

Press Release Information Title: 【GOKUMIN】Flagship 3 Mattress Series Renewed and Released on May 12th & 13th | New Lineup Offering Choices Based on 'Customizable,' 'Hotel-Grade,' and 'Pressure Distribution'

KURUKURU Co., Ltd. (Headquarters: GINZA SIX 13F, 6-10-1 Ginza, Chuo-ku, Tokyo; Representative Director: Yasuhiro Sekizawa), which operates the comprehensive bedding brand "GOKUMIN," renewed and released its three flagship mattress series on May 12th (Tuesday) and May 13th (Wednesday), 2026. The "Dual Coil Mattress Premium Hard" and "Relive Fiber Mattress Topper" were released on May 12th (Tuesday), and the "Premium Hybrid Mattress NEO" (tri-fold and quad-fold) was released on May 13th (Wednesday). GOKUMIN proposes sleep comfort tailored to various lifestyles and sleeping postures through three different approaches in terms of price range, thickness, and structure.

Development Background | Responding to the Diversification of Lifestyles and Sleeping Postures with Three Choices

Whether living alone or with family, preferring a bed or the floor, buying for the first time or seeking a professional-grade product for discerning users. The needs for bedding selection are becoming increasingly segmented year by year with the diversification of lifestyles.

Based on customer surveys, reviews, and feedback received after purchase, GOKUMIN has simultaneously renewed its flagship mattress series to meet demands such as "I want to adjust the firmness to my liking," "I want to make use of my current bedding," and "I want to sleep in a hotel-grade, professional specification." With three lineups differing in price range, thickness, and structure, you can choose the sleep comfort that suits each individual.

Usage Guide

- ◾️ For those who want to meticulously customize firmness, store easily, and prioritize cost-performance → Premium Hybrid Mattress NEO (Tri-fold / Quad-fold) - ◾️ For those who seek GOKUMIN's highest-grade firmness and professional specifications → Dual Coil Mattress Premium Hard - ◾️ For those who want to change only the sleep comfort by simply placing it on their current bedding → Relive Fiber Mattress Topper

① Premium Hybrid Mattress NEO | A Customizable Folding Mattress Chosen from "16 Variations"

【Customizable Sleep Comfort Chosen from 16 Variations】

*Image shows the quad-fold version.

With an 80N low-rebound x 260N high-rebound two-layer structure and a quad-fold design, the firmness of the head, shoulders, waist, and legs can be freely rearranged. This hybrid mattress offers 16 combinations to find your ideal sleep comfort. It is optimal for those who want to avoid the failure of choosing a mattress that is "too hard" or "too soft," those who toss and turn frequently, and families with different preferences.

【Gentle Pressure Distribution Design】

*Image shows the quad-fold version.

Adopting a two-layer hybrid structure with 40D/4cm density low-rebound urethane in the upper layer and 34D/6cm density high-rebound urethane in the lower layer, it gently envelops and firmly supports, promoting a natural sleeping posture. It is recommended for those who are particular about their sleeping posture, side sleepers, and back sleepers, and can be used directly on the floor as well as on a bed frame without feeling the bottom.

◾️ Product Information | Premium Hybrid Mattress NEO Tri-fold / Quad-fold

*Image shows the quad-fold version.

[Price] ¥20,198 (tax included) (*)

*Product prices may vary.

[Size / Weight] ・Tri-fold: Approx. 97×195×10cm / Approx. 8.5kg ・Quad-fold: Approx. 97×195×10cm / Approx. 8.7kg

[Color] Black

[Accessories] Instruction manual

[Release Date] May 13th (Wednesday), 2026

[Retailers] ■ Official EC: https://gokumin.co.jp/products/g-hy3-s-bk-01 ■ Amazon: https://www.amazon.co.jp/dp/B0H11FSM1T ■ Yahoo Shopping: https://store.shopping.yahoo.co.jp/shuterlife/g-hy3-s.html ■ Rakuten Ichiba: https://item.rakuten.co.jp/gokumin/g-hy-s-bk-01/ ■ auPAY: https://wowma.jp/item/779123339 ■ Qoo10: https://www.qoo10.jp/g/1203940765

② Dual Coil Mattress Premium Hard | Professional Specifications Pursuing GOKUMIN's Highest-Grade Firmness and Materials

【Experience Hotel-Grade Sleep Comfort with a Super Thick 25cm Volume Specification】

For those who seek firm, hard sleep comfort and are particular about high-quality sleep. GOKUMIN's highest-ranking mattress series (according to company research / as of May 2026), the "Dual Coil Mattress Premium Hard," answers these needs. With a super thick 25cm volume specification, you can enjoy high-quality sleep comfort every night at home.

【Adopting Euro Top Structure with Superior Integration and Durability】

Adopts a Euro Top structure that offers superior integration and durability compared to a pillow top. High-density pocket Keywords: