On Friday, Square Enix’s Shonen Gangan magazine had revealed its December issue. In its issue, it revealed that Eita Mizuno is going to launch a manga adaptation of Urasekai Picnic novel by Iori Miyazawa.

The story of the novel is set in this modern world; however there is a door in the story that can take people to other side of the world. College student name Sorawo Kamioshi uses that door and meet with a girl named Toriko Nishina. Toriko is seasoned in using gun.

In February, Hayakawa Shobo published the first book of the series titled Otherside Picnic- Futari no Kaii Tanken File. Shirakaba illustrated the book. On 19th October, they published the second book of the series titled Otherside Picni- Hate no Hamabe no Resort Night.

Mizuno published a mystery manga under the title Spiral, which ended in 2005. The second manga, Spiral: Alive prequel manga, ended in 2008. In 2007, Yen Press published the manga series in English. The manga series also inspired a animation series, which was published in 2002.