Conversation so far:
what was Jikken Kobo?
Tōru Takemitsu was a founding member of the anti-academic Jikken Kōbō: an artistic group who sought to avoid Japanese artistic tradition.
what kind of projects did the Jikken Kobo produce?
Jikken Kobo produced multidisciplinary collaboration on mixed-media projects

Question: what else did he produce?
Self-contained rewrite: what else did Tōru Takemitsu produce besides multidisciplinary collaboration on mixed-media projects?