How many movies have Hideki Takayama and Sho Aikawa collaborated on?

They have worked on 3 movies together! Their first movie together was Urotsukidōji: Legend of the Overfiend (1989) while their highest rated movie together was Chôjin densetsu 3: Kanketsu jigoku hen (1989). They have not worked together since Urotsukidōji II: Legend of the Demon Womb (1991). They are most known for their animation films together.