Japan, April 7 -- 内山（佐野） 光子 holds the trademark for '碧の調べ.' Other related details are as follows:
Application Number: Reg.No.7030159
Class: 39,41
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: July 4, 2025
Registration Date: March 26
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2025-075855/40/en
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