 During his first audience with Ieharu in Edo from 25 March 1780 until 5 April 1780, he met a lot of Japanese nobles with whom he later established vivid letter correspondence.He became incredibly prominent within the elite society of Edo and became friends with several "daimyōs" and retired "daimyōs" of the area.After a short return to Batavia in 1780, Titsingh returned to Nagasaki on 12 August 1781, due to his successes with the Dutch-Japanese trade in Dejima.