| 4080 TANAKA CHEMICAL CORPORATION |
| 12/03/2025 08:00 | Materials for the Extraordinary General Meeting of Shareholders(Matters not provided in paper form) |
| 12/03/2025 08:00 | NOTICE OF THE EXTRAORDINARY GENERAL MEETING |
10/1 What's new: Rigaku Holdings(268A)
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| 4080 TANAKA CHEMICAL CORPORATION |
| 12/03/2025 08:00 | Materials for the Extraordinary General Meeting of Shareholders(Matters not provided in paper form) |
| 12/03/2025 08:00 | NOTICE OF THE EXTRAORDINARY GENERAL MEETING |

