Happy Birthday
Japanese Title Happy Birthday
Volume 10
Release Date November 4, 2009
ISBN 978-4-08-874752-1
Pages 208
Previous Embarrassed Girl
Next Happy to Meet You
Cover Characters
Switch, Masafumi Usui, Bossun, Himeko
Characters Debuted
Ryōsuke Kirishima, Haru Kirishima, Akane Fujisaki, Rumi Fujisaki, Taisuke Mishima, Doctor Tsubaki, Funzō Takemitsu

Happy Birthday is volume 10 of the Sket Dance manga.

Chapter 81

One Guy's Quiet Day Off (男の穏やかな休日, Otoko no odayakana kyūjitsu)

It begins with a person who likes Bossun who yells at a cat after losing his wallet. Actually, this person is Ryosuke, the father of Bossun. In this flashback, Ryosuke and Akane stumble upon a lot of random and lucky events that eventually lead them to the thief.

Chapter 82

Happy Birthday (1)

As Bossun watches his family videotapes, Akane finds out and hides the tapes. When Bossun asks about his father, Akane dodges the question with an excused. Determined to find the truth, Bossun finds answers in the album that shocks him. What is Akane hiding from Bossun?

Chapter 83

Happy Birthday (2)

Akane explains the truth behind Bossun's parents and what has happened to them to Bossun and Rumi.

Chapter 84

Happy Birthday (3)

Chapter 85

Happy Birthday (4)

Chapter 86

Happy Birthday (5)

Bossun returns home after a grueling day that changed his life forever. He reunites with his family to celebrate his 15th birthday.

Chapter 87

Happy Rebirthday (1)

Bossun and his gang are working at the maid cafe for the school festival event. Akane, Rumi, and Shinzo's father has come to visit them. Afterwards, Bossun meets a doctor who helped delivered him on the day of his birth. He starts explaining to Bossun about his blood relative.

Chapter 88

Happy Rebirthday (2)

Chapter 89

Happy Rebirthday (3)

Chapter 90

Happy Rebirthday (4)

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