Milk Delivery

Training day arrives, but it does not begin with punches or energy blasts. Master Roshi wakes Goku and Krillin before sunrise, an event complicated by Goku having shared a bed with Launch, whose violent form greets them with machine gun fire. After Goku knocks her out with a swift kick, the actual training begins.

Roshi takes the boys to collect milk bottles from a local dairy farmer. The exercise is simple in concept: deliver every bottle to every house on the island, on foot, before breakfast. The route is anything but simple. They sprint through open roads, zigzag between long stretches of trees (Krillin tries to cheat by running straight through, and Roshi makes him start over), and climb what seems like an endless flight of stone steps to reach a house perched on a mountaintop.

When Goku's legs begin to give out on the staircase, Roshi tells him that his late grandfather completed this very same exercise without a single complaint. The mention of Grandpa Gohan transforms Goku's exhaustion into determination, and he charges up the remaining stairs with renewed energy. Krillin, with no such emotional fuel, drags himself to the top on willpower alone. After every last bottle is delivered, Roshi informs them that milk delivery was merely the early morning session. Mid-morning training is about to begin.

Meanwhile, in West City, Yamcha trains at a dojo, demolishing students and their master while Bulma cheers from the sidelines. Both camps are preparing for the same destination: the World Martial Arts Tournament.

The mountain staircase sequence is the episode's emotional core. Watching Goku's legs shake and nearly buckle is striking because the audience has only seen him as unstoppable until now. Roshi's invocation of Grandpa Gohan at the precise moment of Goku's greatest fatigue is masterful coaching, turning the old man's memory into rocket fuel.

Krillin's attempts to cheat through the tree zigzag provide the episode's best comedy. His straight-line shortcut is immediately caught, and Roshi's calm insistence that he start over perfectly captures the master's teaching style: there are no shortcuts in the Turtle School. The brief cut to Yamcha training in West City adds a competitive dimension, reminding the audience that Goku and Krillin are not the only ones getting stronger.

Roshi's training philosophy is revealed in full here: martial arts mastery comes from building the body through mundane physical labor, not through combat drills. This approach, strengthening the foundation before teaching technique, becomes a defining element of the Turtle School and directly influences how Goku trains for the rest of his life. The World Martial Arts Tournament is mentioned explicitly for the first time, giving the training arc a concrete goal. The mention of Grandpa Gohan completing the same regimen ties the past to the present, connecting Goku to a martial arts lineage that stretches back generations.