Exchangeable-kun Inc. | OpenBizGraph

§01

Basic information

BASIC

Head office: 7F, Tokyo Tatemono Higashi-Shibuya Building, 1-26-20 Higashi, Shibuya-ku, Tokyo 150-0011
Chief executive: Masaru Kurihara
Capital: 90,000,000
Employees (non-consolidated): 82 people
Employees (consolidated): 187 people
Start date: 2026-10-01
End date

§02

Websites

1 DOMAINS

https://www.dekirukun.co.jp/co/

§03

Business

1

Residential equipment replacement business

§04

Related companies

12 COMPANIES

Company name	Group	Parent	Subsidiary	Customer	Supplier	Alliance	Bank	Shareholder
KOUKANDEKIRUKUN ASIA PTE. LTD. Group
KD Service Corporation Group
Kitchen Works Co., Ltd. Group
IPS Inc. Group
Rsmile Inc. Alliance
パナソニックホームズ株式会社 Alliance
Kyushu Electric Power Co., Ltd. Alliance
Nomura Real Estate Development Co., Ltd. Alliance
カインズ Shareholder
Reform Technology Co., Ltd. Shareholder
Itochu Enex Home Life Co., Ltd. Shareholder
IMI,inc. Shareholder

Names without a link are companies not yet registered in OpenBizGraph

§05

Network

NETWORK

§06

History

2 EVENTS

1998-11-13

Date founded: November 13, 1998

2026-10-01

Date established: October 1, 2026. The company was established to take over the residential equipment replacement business from Reform Technology Co., Ltd. (formerly Koukan Dekirukun Co., Ltd.) through a newly established company split.

§07

News

134 ARTICLES

2026-10-01

Transition to a Holding Company Structure and Establishment of a New Company

On October 1, 2026, the company transitioned to a holding company structure, and Kokan Dekiru-kun Co., Ltd., which had previously operated the “Koukan Dekiru-kun” service, changed its name to Reform Technology Co., Ltd. On the same day, a new Kokan Dekiru-kun Co., Ltd. was established through an incorporation-type company split and succeeded to the residential equipment replacement business. There have been no changes to the services, customer support, 10-year warranty, after-sales service, or inquiry contact point.

2026-09-24

Notice of Online Company Information Session for Individual Investors

An online company information session for individual investors will be held on Thursday, October 1. Representative Director Sato will explain the company name change associated with the transition to a holding company, the newly established operating company, and the management structure.

2026-09-18

Interview with President Hiroshi Sato of Invest Leaders

An interview article featuring our President and CEO Hiroshi Sato was published in the investor media 'Invest Leaders', where he discussed the current state of the residential equipment replacement market, our e-commerce and construction system strengthening, and business development and growth strategies aimed at transitioning to a holding company structure. The article can be viewed at https://jioinc.jp/investleaders/ir7695/, and related sites such as the Exchange Skills Academy and Replaform are introduced.

2026-09-16

Koji Sato Appears on Kanazawa Seaside FM

Our president, Koji Sato, appeared on "Kanazawa Seaside FM." In the program, he discussed our company's business and services, the features of our services, our efforts in residential equipment replacement, our past progress, and future prospects. The broadcast is archived and available on Spotify.

2026-08-24

Online Company Presentation for Individual Investors

The company will livestream an online presentation for individual investors from 6:30 p.m. to 7:30 p.m. on August 27, 2026. President and Representative Director Mr. Sato and Chairman of the Board Mr. Kurihara will speak and explain changes to the executive structure associated with the transition to a holding company in October, as well as a summary of recent business performance. The event is organized by SBI Securities Co., Ltd.

2026-08-07

Announces Best-Selling Air Conditioner Rankings for the First Half of 2026

Koukan Dekiru-kun announced its best-selling air conditioner rankings based on sales through its e-commerce site from January to June 2026. Daikin’s E Series ranked first, with a 52.0% share of sales. Basic and mid-range models from various manufacturers occupied the top spots in the rankings.

2026-08-05

Koji Sato Interview Published in Housing Tribune

An interview with Koji Sato, Representative Director and President, was published in Housing Tribune, a media outlet specializing in the housing and construction industries. The article introduces the company’s future business strategy in light of its transition to a holding company structure, its cloud-based platform for online sales of housing equipment, Replaform, and its efforts in employee development. A paid membership is required to read the full article.

2026-07-24

Cooperation with "DayDay."

During the hot summer period, we assisted with an air conditioner special featuring the filming of air conditioner replacement work by a replacement specialist and cooperation with our staff for an interview. The program was broadcast on July 24, 2026, on Nippon Television.

2026-07-17

We Were Featured on “Live News It!”

Fuji TV’s news program “Live News It!” (broadcast on July 16, 2026) covered the risk of air conditioner fires associated with rising temperatures. Alongside footage of air conditioner replacement work, one of our employees introduced tips and precautions for safe use.

2026-07-07

Executives to Speak at Reform Industry Fair 2026

Koji Sato, president, and Sho Kurihara, chairman, of Koukan Dekirukun, along with Shunkichi Arai, chairman of group company Kitchen Works, will speak at the management seminar at Reform Industry Fair 2026, to be held at Tokyo Big Sight on July 30, 2026. They will share insights on growth strategies for the home equipment replacement e-commerce business, group management using M&A, and the future of the renovation market.