Momoko was Goro's nursery school teacher when he was younger. After Goro left nursery school she dated his dad Shigeharu and was engaged to him at the time of his death. She adopted Goro and raises him as a single parent until she marries Hideki Shigeno several years later. Her name changes to Momoko Shigeno.
|Major S1||Season 1||TV||26||8.03||8.24|
|Major S2||Season 2||TV||26||8.12||8.38|
|Major S3||Season 3||TV||26||8.09||8.36|
|Major S4||Season 4||TV||26||8.32||8.7|
|Major: Yuujou no Ikkyuu||Movie||Movie||1||7.72||8.1|
|Major S5||Season 5||TV||25||8.23||8.59|
|Major S6||Season 6||TV||25||8.41||8.86|