Shintenchi Kaibyaku Shudan: Zigzag releases a new single featuring their first anime tie-in, the opening theme for "Hell Teacher: Jigoku Sensei Nube "! The coupling track is a new song titled "WAN WAN WONDERLAND." Hell Teacher: Jigoku Sensei Nube Edition features an original jacket with newly drawn anime artwork of "Nube x Tamamo."