ABDFGHIJKMNOSTUWY O Obitoke-eki Okadera-eki Oritachi Oshimi-eki Ōada-eki Ōbiso Ōji-chōyakuba Ōji-eki Ōsako-damu Ōuda Ōwada-eki Ōyamato Ōyodo-chōyakuba