This is Masayuki Takayanagi's free-form New Direction Unit performing live between 1977 and 1978.
Akira Iijima and Masayuki Takayanagi share the improvised guitar work, Nobuyoshi Ino is on bass, Kenji Seyama and Hiroshi Yamazaki are behind the kit at various points, Yoshiaki Fujikawa is on reeds on the first four sets with Kenji Mori on the fifth. Legends every one of them!
Released on Jinya Disc in 2009, the first 100 came with a DVD ... but you can't have everything ...
Another Situation First Concert - 1977.9.4 At Purcinera, Shibuya
Regular Concert No.35 - 1977.6.2 At Jean Jean, Shibuya
Regular Concert No.36 - 1977.8.4 At Jean Jean, Shibuya
Regular Concert No.39 - 1978.2.10 At Jean Jean, Shibuya
Regular Concert No.43 - 1978.10.6 At Jean Jean, Shibuya