The Strongest Swordsman is the 122nd episode of the Katekyo Hitman Reborn! anime.
Tsuna's X-Contacts are completed and Tsuna waits for the contacts to adjust. Iris and Gingerbread investigate Spanner and suspect him of haboring Tsuna. Yamamoto ends up in a room of water and faces the strongest soldier of the Millefiore, Genkishi. Genkishi reveals that he faked his defeat against Squalo for the purpose of Milliefiore. Back at the Vongola base, Kyoko and Haru are trying to find the missing Chrome, Lambo, and I-Pin.