Ƒespertilio abramus Temminck, 1838 p.232; Type locality- Nagasaki, Japan.
Ƒ. akokomuli Temminck, 1838 p.57: Type locality-Nagasaki, Japan.
Pipistrellus javanicus: Corbet, 1978 p.53; Han, 1994 p.45; Won & Smith, 1999 p.14.
P. abramus: Won, 1968 p.110; Yoon, 1992 p.43; Son, 2001 p.106; Yoon, 2010 p.48; Jo et al., 2012 p.251.
P. abramus abramus: Won, 1958 p.455; Won, 1967 p.319.
Range: The distribution of P. abramus extends throughout Korea, including Jeju Island (Won & Smith 1999; Jo et al. 2012; Fig. 37).
Remarks: The species was formerly classified as a subspecies of P. javanicus (Won & Smith 1999) but was elevated to the species, P. abramus (Simmons 2005).
Conservation status: Japanese pipistrelles were once common in Korea, but populations substantially decreased since concrete houses became standard. The governments of Jeollanam Province and Gyeonggi Province designated this species as protected.