b-monster Makes Its Chiba Debut: 'Kashiwa Studio' to Open in October 2026

World Fit Co., Ltd. (Headquarters: Shibuya-ku, Tokyo; Representative Director: Daiki Takashiro; hereinafter 'World Fit') is pleased to announce the grand opening of a new location for its dark fitness brand 【b-monster (B-Monster)】. The 'Kashiwa Studio' (Kashiwa City, Chiba Prefecture), the brand's first store in Chiba, will open on Thursday, October 1, 2026.

The Kashiwa Studio will be located just a 3-minute walk from 'Kashiwa Station,' one of Chiba Prefecture's major terminal stations served by the JR Jōban Line and Tōbu Urban Park Line. In the vibrant city of Kashiwa—filled with commercial facilities and restaurants and offering excellent access to central Tokyo—we will deliver b-monster's signature otherworldly space and immersive fitness experience.

Studio Overview

- Studio Name: b-monster Kashiwa Studio - Location: 3F, Koei Building, 2-9-17 Kashiwa, Kashiwa City, Chiba Prefecture - Grand Opening Date: Thursday, October 1, 2026 - Pre-Opening Period: Tuesday, September 1, 2026 – Wednesday, September 30, 2026 - Business Hours: 7:00–22:45 (planned)

※ During the pre-opening period, only trial lessons for new customers will be offered.

※ Existing members may begin using the studio after the grand opening date.

※ The studio may be closed or hours adjusted during year-end and New Year holidays, staff training, or facility maintenance.

Trial Experience Sessions Now Accepting Applications

New customers trying b-monster for the first time are invited to participate in trial experience sessions held during the pre-opening period.

Applications for the trial sessions will begin on Saturday, August 1, 2026.

Our entire team looks forward to welcoming you.

Company Overview

- Company Name: World Fit Co., Ltd. - Representative: Daiki Takashiro - Headquarters: 4F, Hakujukai Honsha Building, 1-37-5 Tomigaya, Shibuya-ku, Tokyo - Founded: April 2017 - Business: Operates personal gym 【BEYOND】, Pilates studio 【Pilates KASANE】, dark boxing 【b-monster】, healthcare brand 【BeEARTH】, and athleisure apparel brand 【CRONOS】 - URL: https://world-fit.co.jp/