Shigeki Uetabira, the company's current representative and then a university student, founded Interman Ltd. with friends in an apartment near the university. Published a company-guide magazine for university students. (–1994)

Following the liberalization of telecommunications, began operating as an agent for long-distance and mobile phone services (–1998). Accumulated know-how in telemarketing, databases, and use of the Internet.

Moved into an office converted by hand from a garage.

Conducted research on efficiency improvement through fuel reforming. (–1998)

Opened the Yokohama sales office.

Started a wholesale business supplying office products and consumables to business establishments. Products handled: recycled toner and the ASKUL office mail-order service.

Established Japan Salvage Ltd. in Kagoshima. (Predecessor of Leafair Corporation)

Increased capital and reorganized from a limited company (yugen kaisha) into a joint-stock company (kabushiki kaisha).

Opened the Tokyo office (Takanawa).

Ranked second in Japan in ASKUL sales growth rate.

Became the first company in Japan to import and sell water-flow air cleaners (according to our own research). (–2013)

Relocated the head office (Canse Building, in front of Kagoshima-Chuo Station).

Filed a patent application for technology for creating, on a computer, virtual spaces that represent the real world. (Later granted as U.S. Patent US 8,947,421 B2)

Began designing, developing, manufacturing, and selling water-flow air cleaners under its own brand.

Relocated the Tokyo office (Tamachi).

Started selling a vegetable-wash detergent and a fulvic acid deodorizer.

Opened the Osaka office.

Exhibited the Bodyphon® prototype in the United States as part of the Ministry of Land, Infrastructure, Transport and Tourism's "Visit Japan" program.

Bodyphon® received the Good Design Award in the category of equipment and facilities for public use.

Opened the Institute of Art, Design and Natural Science and began repurposing a former elementary school site.

Leafair Corporation started operations in Sendai.

Invested in and began collaborating with mofiria Corporation, a company built on biometric authentication technology.

Granted Japanese Patent No. 5334911 (technology for creating virtual spaces representing the real world).

Granted U.S. Patent US 8,947,421 B2 (Creating virtual spaces representing the real world).

Bodyphon® installed as a facility at Slush Asia.

Leafair Corporation relocated its head office (Sendai).

Obtained a pharmaceutical sales license.

Bodyphon® featured in the Nihon Keizai Shimbun (Nikkei); at the same time, selected for the Pioneers Asia Showroom.

Bodyphon® installed in the lobby of the Ministry of Economy, Trade and Industry.

Began seaweed seedling cultivation trials jointly with Kagoshima University. (Small and Medium Enterprise Agency Monozukuri subsidy program)

Relocated the Tokyo office (Shibadaimon) and opened the Interman Group Tokyo Headquarters.

Leafair Corporation's proposal for a fuel supply project at a cycling hub facility in Bungo-ono City, Oita Prefecture, was adopted, and the facility was completed.

Selected by the Ministry of Economy, Trade and Industry as a Regional Future Driving Company (Chiiki Mirai Kenin Kigyo).

U.S. Patent US 8,947,421 B2 included in the technology evolution roadmap of an analysis of approximately 87,000 VR-related patents worldwide, conducted by a university research center approved by the National Intellectual Property Administration (CNIPA) (secretariat: Beijing Jiaotong University). (Confirmed in August 2026)

Bodyphon® featured in the junior high school art textbook Bijutsu 2·3: Tankyu to Keisho (Art 2–3: Exploration and Inheritance), published by KAIRYUDO Publishing Co.,Ltd., in the unit "Design for Safety and Peace of Mind."

Kushikino Maguro Bresaola® received the Governor's Award at the Kagoshima Prefecture Fisheries Promotion Convention.

Relocated the head office (JR Kagoshima-Chuo Building).

Announced AERIAL COMPUTING®, a computing concept that supports humanity's understanding, judgment, and thought formation through spatial experience. (Technical origin: U.S. Patent US 8,947,421 B2, filed with 2007 priority)