Japan, Dec. 8 -- オンボード株式会社 holds the trademark for '冒険者の書.' Other related details are as follows:

Application Number: Reg.No.6990894

Class: 35,41

Status: LIVE-REGISTRATION-Published for Opposition

Filing Date: April 17

Registration Date: Nov. 27

The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2025-042373/40/en

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