Vongola Box, Training Begins (ボンゴレ匣(ボックス)、修業開始) is the 164th episode of the Katekyō Hitman Reborn! anime series.
Dino gives each of the Vongola guardians individual training regimes for their Vongola Boxes. Unbeknownst to them however, Haru and Kyoko have eavesdropped on their conversation. Lambo manages to open his Vongola Box, but Tsuna still has trouble controlling his. Meanwhile, Squalo travels to Japan.