WorkVenture gives you an inside look at what it's like to work at Oku Sanno Co., Ltd., office & team photos, reviews and more. This is the Oku Sanno Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Oku Sanno Co., Ltd..Apply to SideKickApply to C.S.I.Apply to HaysApply to WV