Complex sentence: We find Kiyoshi Nishikawa as the most successful entertainer of manzai and owarai.In his earlier days Heren has taken care of him and his co-starring comedian, Aho no sakata.
Split into simpler sentences: We find Kiyoshi Nishikawa as the most successful entertainer of manzai and owarai. In her earlier days Heren took care of him and his co-starring comedian, Aho no sakata.