He left Toyotakeza Theater in 1742, and the following year, 1743, he started a new career as a Kabuki playwright Sosuke (宗輔) NAMIKI and produced excellent works including "Omonguchi Yoroigasane" in collaboration with Abun YASUDA and so on.
1742年豊竹座をやめ、翌1743年歌舞伎作家・並木宗輔と改め安田蛙文らと合作『大門口鎧襲』などの秀作を出した。