My Boyfriend is Type B is a South Korean romantic comedy film from the year 2005. The basic premise of the film comes from the Japanese blood type theory of personality, which claims that a person's blood type can determine their personality traits. The heroine is type A (conservative and introverted) while her love interest is type B (passionate and irresponsible).
| Writing | Shin Jung-Goo | Writer |
| Writing | Kang Cheol-Woo | Writer |
| Directing | Choi Seok-won | Director |
| Writing | Choi Seok-won | Writer |
| Costume & Make-Up | Cha Sun-young | Costume Design |
| Production | Kim Doo-chan | Producer |
