The inscription on 'Suda Hachiman Shrine Mirror', a national treasure, once possessed by Sudahachiman-jinja Shrine says "癸未年八月日十大王年男弟王在意柴沙加宮時斯麻念長寿遣開中費直穢人今州利二人等取白上同二百旱作此竟" 'On August 10, year of Yin Water Sheep, when Otonokimi lived in Oshisaka no Miya Palace, Shima sent KAWACHI no Atai and AYAHITO Imasuri to make a mirror with 200 kan of high-quality copper to pray for his health.' (There are various theories as to the decipher and interpretation).
隅田八幡神社旧蔵の国宝「隅田八幡神社人物画像鏡」の銘文に『癸未年八月日十大王年男弟王在意柴沙加宮時斯麻念長寿遣開中費直穢人今州利二人等取白上同二百旱作此竟』「癸未の年八月十日、男弟王が意柴沙加の宮にいます時、斯麻が長寿を念じて河内直、穢人今州利の二人らを遣わして白上銅二百旱を取ってこの鏡を作る」（判読・解釈には諸説あり）とある。