Hosoya has voiced Kuranosuke Shiraishi from Prince of Tennis series, Nezumi from No.6, Arata Wataya from Chihayafuru series, Daryun from Arslan Senki (TV) series, and more.
Seiyuu Yoshimasa Hosoya has announced via A&G+ Radio show Tensai Gunshi that he will take a short break from his voice acting jobs to tend his throat that he has been uncomfortable for a long time.
The same announcement was later revealed on his official website.