サステナブルホールディングス株式会社 News Releases

glampark Brand to Open New Dog Theme Park "THE DOG CAMPUS -KOISHIWARA-" in Koishiwara, Toho Village, Fukuoka Prefecture, Welcoming Large Dogs in Late July (Scheduled)

The glampark division of Sustainable Holdings Inc. (Head Office: Shibuya-ku, Tokyo, Representative D… · 2026-06-30

Sustainable Holdings' First Track Record. Completed and Delivered a 2MW/8MWh Grid-Scale Battery in Matsusaka City, Mie Prefecture

Sustainable Holdings completed its first 2MW/8MWh grid-scale battery in Matsusaka, Mie, utilizing id… · 2026-03-31

MIRAI Begins Sending Talent from Tuition-Free Japanese Language Schools in 5 Asian Countries to Japan Across 16 Specified Skilled Fields

MIRAI Co., Ltd. has officially launched the dispatch and employment support of foreign talent with S… · 2026-06-17

Sustainable Holdings' First Achievement: Completion and Delivery of a 2MW/8MWh Grid-Scale Battery Storage System in Matsusaka City, Mie Prefecture

Sustainable Holdings has completed its first megawatt-class grid-scale battery storage project in Ma… · 2026-03-31

Sustainable Holdings' First Track Record. Completed and Delivered a 2MW/8MWh Grid-Scale Battery in Matsusaka City, Mie Prefecture

Sustainable Holdings completed its first 2MW/8MWh grid-scale battery in Matsusaka, Mie, utilizing id… · 2026-03-31

[Okinawa, Uruma City] Returning Rare Nature Where Sea Turtles Come Home to the Next Generation. 'glampark Resort Akunahama' to Renew All Domes and Reopen in July

Sustainable Holdings Co., Ltd. will reopen 'glampark Resort Akunahama' in Uruma City, Okinawa, Miyag… · 2026-04-30

[Student Support] Supporting Travel Amidst Rising Prices. "Student Discount Plan" Reopens at 5 glampark Locations Nationwide, Offering Onsen and Glamping

glampark, operated by Sustainable Holdings Co., Ltd., is reopening its "Student Discount Plan" at fi… · 2026-04-30

Sustainable Holdings Conducts Offline Company-wide Training for 150 Employees: 'Turning Learning into Power, Uniting the Organization'

Sustainable Holdings conducted a two-day, company-wide offline training session on May 14-15, 2026, … · 2026-05-25

Grid-Scale Battery Storage System Handled in Miyako City, Fukuoka Prefecture, Completed; Infrastructure Base Established for Renewable Energy Diffusion and Regional Power Grid Stabilization Through Optimal Equipment Selection and Construction by the Company

Sustainable Holdings Co., Ltd. announced the completion of a grid-scale battery energy storage syste… · 2026-06-12

MIRAI to Open Nursing-Care Specialized Japanese Language School in Makati, Philippines in June

MIRAI Inc. will open a Japanese language school specializing in nursing care in Makati, Philippines,… · 2026-05-28

Entering the Supply-Demand Adjustment Market with Grid-Scale Battery Projects. Starting in Early June, the Company Will Enter the Primary Balancing Power Market to Strengthen Grid Stability and Renewable Energy Integration.

Sustainable Holdings Inc. announced that its grid-scale battery project has passed the pre-screening… · 2026-05-28

[Okinawa, Uruma City] Returning Rare Nature Where Sea Turtles Come Home to the Next Generation. 'glampark Resort Akunahama' to Renew All Domes and Reopen in July

Sustainable Holdings Co., Ltd. will reopen 'glampark Resort Akunahama' in Uruma City, Okinawa, Miyag… · 2026-04-30

[Student Support] Supporting Travel Amidst Rising Prices. "Student Discount Plan" Reopens at 5 glampark Locations Nationwide, Offering Onsen and Glamping

glampark, operated by Sustainable Holdings Co., Ltd., is reopening its "Student Discount Plan" at fi… · 2026-04-30

glampark Sarubino Onsen, Opened in March, Featured by Iga Ueno Cable TV

glampark Sarubino Onsen, a glamping facility opened in Iga City, Mie Prefecture in March, was featur… · 2026-04-22

Sustainable Holdings Completes First Grid-Scale Battery Storage System: 2MW/8MWh Installed in Matsusaka City, Mie Prefecture

Sustainable Holdings has completed and delivered its first grid-scale battery energy storage system … · 2026-03-31

glampark Sarubino Onsen, Opened in March, Featured by Iga Ueno Cable Television

The glamping facility 'glampark Sarubino Onsen' in Iga City, Mie Prefecture, was featured by local m… · 2026-04-22