Mr. Takamine has been collecting and studying ants of Okinawa. He has collected 116 species including 30 species endemic to Okinawa. In addition, he developed a unique method of creating and preserving the specimens by modifying the “double immersion method”.
In 2009, Mr. Takamine published a book titled the “Okinawa no Ari-sou (Ant Fauna of Okinawa)”. His extensive collection serves as the oldest and most reliable reference specimen of Okinawa.