Reiwa fever; elated mood at the start of the Reiwa era
Refers to the nationwide celebratory atmosphere and economic optimism in Japan around the beginning of the Reiwa era in 2019. Often used in media and economic contexts.
See also: 令和
Consumer spending temporarily rose due to the Reiwa fever.
After the new era name was announced, the city was swept up in Reiwa fever.
Compound of 令和 (Reiwa, the current Japanese era name) and フィーバー (fever, from English), coined around the start of the Reiwa era in 2019.