Toshiyuki 【利行】3 The Japanese surnames etymology dictionary.
Toukyou-to , Kanagawa-ken . Originating from Toukyou-to Nerima-ku . A place name with a record since the Muromachi period. The place name was also written as "Kanma". There is a record of the name of "Nerimahiya Uko" around the same place in 1548 (Astronomical 17 years). In estimation of kanji notation, "Nerima Hyogo dono".