Recorded at AOI Studio, Tokyo on August 4, 1970, "Work I" on August 5.
Originally issued with no obi. Copies were later packaged around 1972 with a purple and white obi featuring award-winning info for Three Blind Mice: スイング・ジャーナル主催第6回(1972年度) ジャズ・ディスク大賞特別賞受賞 (Winner of the Special Award at the 6th Swing Journal Jazz Disc Awards (1972))