Recurrent themes in his works are friendship, courage, redemption and sacrifice. Masculine virtue and qualities, honesty and honor are also traits often found in his characters. Female characters in his works mostly play a much lesser role, but several ones with key roles can also be found, such as Rei Kojinyama (Sukeban Arashi), Kiku Takane (Ring ni Kakero) and Saori Kido (Saint Seiya).
