The Marginal Service (stylized in all caps) is an original Japanese anime television series animated by studio 3Hz and produced by Cygames. It is directed by Masayuki Sakoi and written by Kenta Ihara, with Yoshio Kosakai designing the characters, and Yūsuke Seo composing the music.[1][2] The series aired from April 12 to June 28, 2023, on NTV's AnichU programming block and other channels.[3][4] The opening theme song is "Quiet explosion" by Mamoru Miyano, while the ending theme song is "Salt & Sugar" by Yuma Uchida.[5][6]