Raiden-18

Raiden-18 (stylized in all caps) is a Japanese manga by Hiromu Arakawa. It was irregularly published in Shogakukan's seinen manga magazine Monthly Sunday Gene-X from 2005 to 2021, with its chapters collected in a single tankōbon volume.

Raiden-18
Volume cover
Genre	Comedy[1] Science fiction[2]
Manga
Written by	Hiromu Arakawa
Published by	Shogakukan
Imprint	Sunday GX Comics Special
Magazine	Monthly Sunday Gene-X
Original run	July 19, 2005 – January 19, 2021
Volumes	1

Publication

Written and illustrated by Hiromu Arakawa, Raiden-18 was irregularly published in Shogakukan's seinen manga magazine Monthly Sunday Gene-X; the first two chapters were published on July 19 and December 19, 2005;^[3][4] the third one on December 18, 2010;^[5] and the fourth on January 19, 2021.^[2][6] Shogakukan collected the chapters, alongside an epilogue chapter, in a single tankōbon volume released on June 9, 2021.^[7]

No.	Japanese release date	Japanese ISBN
1	June 9, 2021[8]	978-4-09-157638-5
Chapters 1–4 Epilogue