Osamu Mikumo 4 (volume)

Osamu Mikumo 4 (三雲 修④) is the thirteenth volume of the World Trigger manga.

Synopsis
Having fought their way into the top B-Rank group, Tamakoma-2 gets to battle it out with the big boys for a chance to make A-Rank. Can this squad of rookies win against seasoned veterans who are nicknamed the "A-Rank Reserves"?

Cover Characters
Front Cover Back Cover
 * Masataka Ninomiya
 * Yūma Kuga
 * Masato Kageura
 * Hikari Nire
 * Hiro Kitazoe
 * Sumiharu Inukai
 * Yuzuru Ema
 * Osamu Mikumo
 * Yūichi Jin
 * Chika Amatori
 * Aki Hiyami
 * Shinnosuke Tsuji
 * Mirai Hatohara
 * Mako Hitomi
 * Haruaki Azuma
 * Tsuneyuki Okudera
 * Noboru Koarai
 * Mirai Hatohara

Chapters

 * Chapter 107: Osamu Mikumo 12 (三雲修⑫)
 * Chapter 108: Yuzuru Ema (絵馬 ユズル)
 * Chapter 109: Masato Kageura (影浦 雅人)
 * Chapter 110: Haruaki Azuma (東 春秋)
 * Chapter 111: Yūichi Jin 8 (迅 悠一⑧)
 * Chapter 112: Haruaki Azuma 2 (東 春秋②)
 * Chapter 113: Kageura Unit (影浦隊)
 * Chapter 114: Masataka Ninomiya 2 (二宮 匡貴②)
 * Chapter 115: Osamu Mikumo 13 (三雲　修⑬)

Author's Note
"I was planning on writing some parody lyrics here about getting fat again, but I was told that parody lyrics can get you into all sorts of trouble if you make the rights holder mad... so I decided against it. Anyway... I gained weight again. Here's World Trigger volume 13."

Introduced Characters

 * Yuzuru Ema
 * Masato Kageura
 * Takeru Yuiga
 * Hiro Kitazoe
 * Shinnosuke Tsuji
 * Sumiharu Inukai

Story Arc

 * B-Rank Rank Battles Arc

Events

 * Tamakoma Second vs. Ninomiya Unit vs. Kageura Unit vs. Azuma Unit