Beside the stone 3270 meters away from the river (called 'sanju-cho-ishi'), there is also a guidepost of stone jizo which has Funagata-kohai (boat-shaped halo) and was carved in the style of hannikubori (mezzo-rilievo).
30丁石の傍らには、船形光背の石造半肉彫り地蔵道標もある。