Two Japanese jazz/improv supergroups on one disc! The earliest recorded appearance of Naruyoshi Kikuchi's big band, Date Course Pentagon Royal Garden, was a split CD shared with Seiichi Yamamoto's trance-rock monster, Rovo. I'll give you a moment to Google those names, then come back here when you're ready for more.
Rovo & Date Course Pentagon Royal Garden - Split
Rovo & Date Course Pentagon Royal Garden - Split