Announcement Regarding Share Acquisition (Subsidiary Company) of aini Co., Ltd.
Tsukui Co., Ltd. has announced the acquisition of shares of aini Co., Ltd., making it a wholly-owned subsidiary as of April 1, 2026. aini, established in November 2019, began its visiting nursing business in March 2020 and offers specialized home care support for various needs, including terminal care and pediatric/mental health support. The company also launched a home care support business in January 2026, strengthening its integrated home care system. Tsukui aims to expand its services and realize its mission of creating an era where people can live happily for 100 years in a super-aged society.
📋 Article Processing Timeline
- 📰 Published: April 1, 2026 at 19:00
- 🔍 Collected: April 1, 2026 at 10:15
- 🤖 AI Analyzed: April 16, 2026 at 23:17 (373h 2m after Collected)
Tsukui Co., Ltd. (Head Office: Yokohama City, Kanagawa Prefecture, President: Tsuyoshi Takabatake, hereinafter "Tsukui") is pleased to announce that as of April 1, 2026, Tsukui has acquired the shares of aini Co., Ltd. (Head Office: Miyazaki City, Miyazaki Prefecture, President: Toru Kakiuchi, hereinafter "aini") and made it a wholly-owned subsidiary.
Purpose of Share Acquisition
aini, established in November 2019, commenced its visiting nursing business in March 2020. The company provides highly specialized visiting nursing services to customers with diverse needs, including those requiring end-of-life care, pediatric care, and mental health support. In particular, for customers undergoing peritoneal dialysis, whose cases are increasing in Miyazaki Prefecture, aini actively works to improve the quality of regional healthcare by enhancing collaboration with nearby visiting nursing stations, in addition to supporting their home life. Furthermore, in January 2026, the company launched a home care support business, establishing a more integrated and seamless home support system by strengthening collaboration with its visiting nursing business.
Through this subsidiary acquisition, Tsukui will maximize aini's strengths and further enhance its services to achieve its mission of "facing the challenges of a super-aged society and creating an era where people can live happily for 100 years."
Overview of aini Co., Ltd.
Company Name: aini Co., Ltd.
Representative: Toru Kakiuchi, Representative Director
Head Office Location: Room 202, Yasukouchi Office, 3326 Otsuka-cho Kubota, Miyazaki City, Miyazaki Prefecture
Date of Establishment: November 20, 2019
Business Description: Operation of visiting nursing business and home care support business
Website: https://www.aini3326.com/
List of Facilities
● Visiting Nursing
Facility Name: Visiting Nursing Station aini
Facility Location: Room 202, Yasukouchi Office, 3326 Otsuka-cho Kubota, Miyazaki City, Miyazaki Prefecture
Designated Date: March 1, 2020
Number of Employees: 19
Number of Customers: 116
● Home Care Support
Facility Name: Care Plan Center Tomori
Facility Location: Room 101, 1F, Nagatomo Building, 2768-3 Otsuka-cho Shironoshita, Miyazaki City, Miyazaki Prefecture
Designated Date: January 1, 2026
Number of Employees: 1
Number of Customers: 44
Management Structure After Share Acquisition
Representative Director and President: Toru Kakiuchi
Director: Koji Ishii (concurrently Executive Officer and General Manager of Medical Business Division, Tsukui Co., Ltd.)
Director: Naoki Watanabe (concurrently Executive Officer and General Manager of Medical Management Promotion Division, Tsukui Co., Ltd.)
Purpose of Share Acquisition
aini, established in November 2019, commenced its visiting nursing business in March 2020. The company provides highly specialized visiting nursing services to customers with diverse needs, including those requiring end-of-life care, pediatric care, and mental health support. In particular, for customers undergoing peritoneal dialysis, whose cases are increasing in Miyazaki Prefecture, aini actively works to improve the quality of regional healthcare by enhancing collaboration with nearby visiting nursing stations, in addition to supporting their home life. Furthermore, in January 2026, the company launched a home care support business, establishing a more integrated and seamless home support system by strengthening collaboration with its visiting nursing business.
Through this subsidiary acquisition, Tsukui will maximize aini's strengths and further enhance its services to achieve its mission of "facing the challenges of a super-aged society and creating an era where people can live happily for 100 years."
Overview of aini Co., Ltd.
Company Name: aini Co., Ltd.
Representative: Toru Kakiuchi, Representative Director
Head Office Location: Room 202, Yasukouchi Office, 3326 Otsuka-cho Kubota, Miyazaki City, Miyazaki Prefecture
Date of Establishment: November 20, 2019
Business Description: Operation of visiting nursing business and home care support business
Website: https://www.aini3326.com/
List of Facilities
● Visiting Nursing
Facility Name: Visiting Nursing Station aini
Facility Location: Room 202, Yasukouchi Office, 3326 Otsuka-cho Kubota, Miyazaki City, Miyazaki Prefecture
Designated Date: March 1, 2020
Number of Employees: 19
Number of Customers: 116
● Home Care Support
Facility Name: Care Plan Center Tomori
Facility Location: Room 101, 1F, Nagatomo Building, 2768-3 Otsuka-cho Shironoshita, Miyazaki City, Miyazaki Prefecture
Designated Date: January 1, 2026
Number of Employees: 1
Number of Customers: 44
Management Structure After Share Acquisition
Representative Director and President: Toru Kakiuchi
Director: Koji Ishii (concurrently Executive Officer and General Manager of Medical Business Division, Tsukui Co., Ltd.)
Director: Naoki Watanabe (concurrently Executive Officer and General Manager of Medical Management Promotion Division, Tsukui Co., Ltd.)