Quick Answer
Mob Psycho 100 Chapter 25 is part of the Big Cleanup Arc (Chapters 20 to 33), where the fallout around delinquent leader Tenga Onigawara tightens, Musashi Goda keeps believing Tenga can change, and Shinji Kamuro and Ritsu Kageyama depend on a fragile plan.
Key Facts at a Glance
- Chapter 25 sits inside the Big Cleanup Arc, which runs from Chapter 20 to Chapter 33.
- Tenga Onigawara is the delinquent leader (banchou) of Salt Middle School.
- Musashi Goda, a Body Improvement Club member, tries to change Tenga for the better.
- Shinji Kamuro and Ritsu Kageyama are behind the plan against Tenga.
- Previous chapter: Chapter 24. Next chapter: Chapter 26.
- Sources: Mob Psycho 100 Fandom Wiki and Wikipedia. Last checked October 25, 2026.
Mob Psycho 100 Chapter 25 Summary
Big arcs are built out of ordinary-looking chapters, and Mob Psycho 100 Chapter 25 is one of them. It sits in the middle of the Big Cleanup Arc, where the school itself starts to feel like a pressure cooker.
At the center is the fallout around Tenga Onigawara. The plan to remove him was never just about one delinquent. It was about who gets to be seen as a good student and who gets cast as the problem. Shinji Kamuro and Ritsu Kageyama need that story to hold, and the manga keeps showing how fragile it is when it rests on insecurity instead of truth.
Musashi Goda keeps pulling in the other direction. As a member of the Body Improvement Club he believes people can change, and he treats Tenga as someone with a future rather than a name in a discipline report. His optimism is loud, funny and a little exhausting, but it is also the warmest thing happening in the arc. You find yourself rooting for the delinquent, which is exactly what the story wants.
Mob appears in the margins, going through his own school routine with his usual flat calm. He does not yet see how closely the plot touches his brother. That distance is the quiet hook of the chapter, and every normal moment with Mob feels heavier because the reader knows more than he does.
Pay attention to how the series handles tone. Jokes land right beside real discomfort, and neither cancels the other. A school scene can be funny and cruel in the same panel. That balance is a big reason Mob Psycho 100 works for newcomers and long-time readers alike, and it is on full display here.
It also helps to remember how enclosed this world is. Everything happens inside one school and a few homes, and for the people involved every embarrassment feels permanent. That is why a small shift in who stands next to whom can carry real weight.
If you are reading in order, treat this chapter as the point where the arc stops being a setup and becomes a situation. The pieces are on the board, and several of them are about to collide.
That is also why this chapter rewards a second look. Small details, like who speaks first and who stays quiet, say more than the dialogue does.
Ready to read? Pick up from Chapter 24, continue with Chapter 26, or browse the full Mob Psycho 100 chapter list.
