Proof of serialized with Kairo Publisher.
Proof as working as manga artist for many years.
Proof of winning the manga award.
Proof that 1 million copies of book were sold.
Proof of hiring an assistant.
Proof of drawing a manga for the first time.
Proof that 2 million copies of book were sold.
Proof that 1.5 million copies of book were sold.
Proof that 500 thousand copies of book were sold.
Proof that 100 thousand copies of book were sold.