at Dosu, Chōji got lodged in a wall as a result of Dosu dodging the attack. With Chōji unable to fight back, Dosu sent a blast of sound into Chōji's bulk, its effectiveness increased as a result of Chōji's increased size, thus defeating Chōji. As a reward to Chōji for getting so far in the Chūnin Exams, and as a bribe to help with Shikamaru's training, Asuma took Chōji to a buffet, but Chōji ate too much and hurt his stomach, forcing him to spend some time in the hospital. He recovered in time to watch Shikamaru and Sasuke's matches, but was put to sleep during the ensuing invasion of Konoha.

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[[File:Ep33choji.png|thumb|left|Chōji attackingZaku.]]

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During the second phase of the [[Chūnin Exams]], Chōji was reluctant to join his team in helpingSakura fend off a team of Oto genin, fearing for his own safety, and continuously asking to run. However, when [[Zaku Abumi]] called Chōji "fatso", Chōji proceeded to go berserk as he defended his size, and yelled that Konoha and the Sound ninja were now at war. Properly motivated, Chōji fought against the Oto genin, but were unable to defeat them. His actions, however, bought time until [[Sasuke Uchiha]] awakened and forced them to retreat with the power of the [[Cursed Seal of Heaven|Cursed Seal]].

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===InvasionofKonohaArc===

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[[File:Chōji_vs_Dosu.png|thumb|right|Chōjigetsstuckinthewall, ending in his defeat.]]

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In the preliminaries of the exam, Chōji began feeling hesitant about fighting, but Asuma convinced him to fight, promising to treat him to barbecue if he won, and to intervene if he was in danger. In the last match of