 A tram system (the present-day Toyohashi Railway Asumadai Main Line) was established in 1925.In 1932, Toyohashi expanded its borders by annexing Shimoji Town (Hoi District), Takashi Village, Muroyoshida Village (Atsumi District), and Shimokawa Village (Yana District).Toyohashi suffered considerable damage during the 1944 Tōnankai earthquake, and even more damage during the Toyohashi Air Raid, which destroyed more than 60% of the city in June 1945.