Shōwa (same as Showa,昭和) is:
- the Showa (era), a Japanese era name spanning from 1312 to 1317
- the Showa period, a Japanese era name describing the reign of Hirohito
- a town in Akita, Japan; see Showa, Akita
- a town in Yamanashi, Japan; see Showa, Yamanashi
- a former town in Tokyo, now part of Akishima, Tokyo
- a ward of Nagoya, Showa-ku, Nagoya
- a village in Fukushima, Japan; see Showa, Fukushima
- a village in Gunma, Japan; see Showa, Gunma
- a continuity in Toho's kaiju films, Showa era (daikaiju eiga).