Horizontal version of the second logo for the manga series <i>Boku Girl</i>, used from volume 6 onwards.
Akira Sugito, Shueisha
Edited/cropped from <a rel="nofollow" class="external free" href="https://www.s-manga.net/items/contents.html?isbn=978-4-08-890206-7">https://www.s-manga.net/items/contents.html?isbn=978-4-08-890206-7</a>