This article is a stub. You can help the Boku wa Tomodachi ga Sukunai Wiki by expanding it. Time Machine -- Chapter Information Chapter 5 Volume Haganai: I Don't Have Many Friends vol. 9 Chapter Guide PreviousHaves and Have-Nots NextA Birthday Time Machine is chapter 40 of the Boku wa Tomodachi ga Sukunai manga series. It is chapter five of volume nine. SummaryEdit Retrieved from "https://haganai.fandom.com/wiki/Time_Machine_(manga)?oldid=24168" Categories: Article stubs Chapters Manga chapters Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.