Chōsen Grand Exposition

The Chōsen Grand Exposition (朝鮮大博覧会) was an exposition held on 1 September 1940 in East Kyǒngsǒng Station (now Seoul Station), Keijō (Seoul), Chōsen (Korea), Empire of Japan. Its full name was Kigen Year 2600 Colonial Government 30th Anniversary Chōsen Grand Exposition.

It was held in honor of the 2600th year of the Japanese calendar (kigen) and 30th anniversary of Japanese colonial rule in Korea. It was organised by the Keijō Nippō newspaper.

Aims
The exhibition had three aims: to mark 2600 years of the Japanese Empire, 30 years of Japanese Government in Korea and to prepare the population for war.

Architecture
Architecture was in modernism style, spread over 28 acres.

Pavilions included Booming of Korea, China, Manchuria and Manchurian settler's pavilion, both by the Korean-Manchurian Colonial Company, Mongolia pavilion, and Seoul.

The Holy War Street contained the Holy War Pavilion and War Achievements Pavilion both displaying battle scene dioramas and trophies from the second Sino-Japanese war.