Shōwa most commonly refers to:

Hirohito (1901–1989), the 124th Emperor of Japan, known posthumously as Emperor Shōwa Shōwa era (昭和), the era of Hirohito from 1926 to 1989 Showa Corporation, a Japanese suspension and shock manufacturer, affiliated with the Honda keiretsu

Shōwa may also refer to:

Japanese eras Jōwa (Heian period) (承和), alternatively read as Shōwa, from 834 to 848 Shōwa (Kamakura period) (正和), from 1312 to 1317

Japanese places Shōwa, Akita, a former town in Akita Prefecture Shōwa, Yamanashi, a town in Yamanashi Prefecture Shōwa, a former town in Tokyo, now part of Akishima, Tokyo Shōwa-ku, a ward of Nagoya, Aichi Prefecture Shōwa, Fukushima, a village in Fukushima Prefecture Shōwa, Gunma, a village in Gunma Prefecture Shōwa, Saitama, a dissolved town in Saitama Prefecture Showa Station (Antarctica), a Japanese research station located in Antarctica Shōwa Station (Kanagawa), a Japanese railway station in Kanagawa Prefecture

Japanese educational institutions Showa University, in Tokyo Showa Women's University, in Tokyo Showa Pharmaceutical University (昭和薬科大学 Shōwa Yakka Daigaku), in Tokyo Showa Academia Musicae (昭和音楽大学 Shōwa Ongaku Daigaku), in Atsugi, Kanagawa Prefecture Showa Museum of Art (昭和美術館 Shōwa Bijitsukan), in Nagoya

Japanese companies Showa Aircraft Industry, a Japanese aircraft company Showa Denko, a Japanese chemical company Showa Shell Sekiyu, former Japanese subsidiary of the Shell petroleum company Showa Steel Works, former Japanese steel mill

Other uses Showa (fish), a variety of ornamental koi (carp) Showa: A History of Japan, a manga by Shigeru Mizuki Shōwa Modan, an art style Showa/Nakajima L2D, a model of Japanese aircraft Shewa, also spelled Showa, a region of Ethiopia Showa Era, the series of Godzilla movies ranging from 1954 to 1975. Shōwa, an album by The Gerogerigegege Shōwa, an album by Haruko Momoi