Mumasekai: Lost in the World of Succubi (also known as Yume Ma Sekai no Mayoibito 2D side-scrolling Metroidvania-style RPG developed by Shimofumi-ya and published by OTAKU Plan Game Overview Release Date: September 12–13, 2025. Primarily available on
Giant girls can be so sus - Mumasekai : Lost in the World of Succubi #5 Mumasekai Lost In The World Of Succubi WORK
First, let’s deconstruct the title. Muma (夢魔) is the Japanese term for a succubus or incubus—a demon that feeds on dreams and life force. Sekai (世界) simply means “world.” Thus, Mumasekai translates to Mumasekai: Lost in the World of Succubi (also
There was Lilith, a succubus with the power to control dreams; Nyx, who could manipulate shadows; and Zephyr, a gentle succubus with the ability to control the winds. Mumasekai translates to There was Lilith