Frequently asked questions

• What is Koichi Sumimaru's name in other languages?

  Koichi Sumimaru is also known as 墨丸こいち.

• What does Koichi Sumimaru do?

  Koichi Sumimaru works as Mangaka, Artist.

• What language does Koichi Sumimaru voice in?

  Koichi Sumimaru performs in Japanese.