Japan, Oct. 30 -- ▲原▼田 新太郎 holds the trademark for '戦国囲碁.' Other related details are as follows:
Application Number: Reg.No.7093929
Class: 09,28,42
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: Jan. 13
Registration Date: Oct. 21
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2026-008498/40/en
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