This project borrows the radar detect central Elephant Cage (nickname for US Sobe Communications in Yomitan Village, Okinawa) as memodata processing site. 19.5% of Okinawa island is leased out to US military bases enforced by Central Government of Japan. Okinawa is being developed as subtropicalsite. 19.5% of Okinawa island is leased out to US military bases enforced by Central Government of Japan. Okinawa is being developed as subtropical resort complete with its own species of butterflies. butterflies guide souls to heaven; butterflies jamming; butterflies tracing memodata.

"Elephant cage butterfly locker" locates the sites of crimes and incidents committed by the presence of US military base since Okinawan's reversion to Japan in 1972. Approximately 4700 main cases are filed since 1972. Using elephant cage as echo store, ripples of poles (designed as crime indicators/reflectors) are planted at sites, serving as memory tracer and indictment of a colonized land.