In Between Radditz and Vegeta Sagas
Nearly all of this time is dedicated to preparing for the fight against Vegeta and Napa. First Gokou heads to King Kia's for training on Snake way. Gohan Trains with Piccolo and everybody else trains at Kami's. Gohan learns to use his extreme power and Piccolo gets much stronger from training with him. Master Roshi and Bulma summon the Dragon to wish Gokou back to life.