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 100 thousand copies of book were sold.
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.