Frog/Keroro Gunsou and Naigai Yakuhin, a long-established pharmaceutical company based on Toyama Prefecture, releasing several yuoke featuring the main character.
Since Yoshizaki has joined the Kemono Friends franchise as the character concept designer, this new collaboration has become realized quickly. in Japan, comes with paper mask kits of the two main characters, Serval and Kaban.
Back in 2013, Kadokawa launched “Okerororin Project,” a collaboration project between Mine Yoshizaki’s long-running popular comedy manga series Sgt.