Yoshimichi Hironaka occupies the position of Chairman for Yomiuri Shimbun Osaka Honsha KK.

He is also on the board of Starts Corp., Inc.

He previously occupied the position of Director & Head-Osaka Office at The Yomiuri Shimbun Holdings President & Representative Director at Yomiuri Shimbun Seibu Honsha KK and Director & Director General-Media Strategy at Yomiuri Shimbun (both are subsidiaries of The Yomiuri Shimbun Holdings) and Director & Managing Officer-Sales at Nippon Television Holdings, Inc.

Yoshimichi Hironaka received an undergraduate degree from the University of Tokyo.