| Jun. 8, 2026 |  OS SCREEN 4K screen material "Ultra Beads III AKIREI II BU302" is launched!An evolved flagship model from the BU301 with its retroreflective screen. It also supports motorized screens, allowing you to enjoy a large-screen experience like a movie theater in your living room. |
| Jan. 1, 2026 |  Season’s Greetings and Best Wishes for the New Year. The OS Group’s Top Messaged available. |
| Dec 15, 2025 |  Change of Address Notification |
| Nov 1, 2023 |  The Various Products of OS Group Won the VGP 2024 Awards. |
| Apr. 1, 2023 |  Thanks to you, the OS Group celebrates its 70th anniversary.A special webpage has been released. |
| Feb. 21, 2023 | We newly released company’s brand site “TERRA SERDE” |
| Jan. 1, 2023 | Happy New Year! We look forward to working with you in 2023. The Top Message for 2023 is available here. |
| Dec. 19, 2022 | Message for the holiday and the details of factory holiday period. |
| Nov. 7, 2022 | Updated the Calendar for 2023. |
| Oct. 25, 2022 | AKIREI will be exhibited in KL International AV Show 2022 |
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