Ooami 【大網】4 The Japanese surnames etymology dictionary.
Aichi-ken . Aichi-ken Chita-gun Higashiura-chou Originating from Ogawa. In the Kamakura period, there is a place name with a record as "Ogawa". The place name was also written as "Ogawa". Ishikawa-ken Kanazawa-shi Marunouchi was in the Edo era at the Kaga clan in the Clan office.