Blank Cassettes: Audio - Sony - HF-X - C - 46 - Japan (1986)
SONY HF-X 90 nice cassette tape № 223 | eBay
Audio cassettes Sony HF X 60 digital response Japan different years of release used under recording normal position cassettes|Speaker Accessories| - AliExpress
Audio Cassettes Sony Hf-x 46 Japan Used Under Recording Normal Position Cassettes - Blank Records & Tapes - AliExpress
SONY HF-X 54 vintage audio cassette blank tape sealed Made in Japan Type I | eBay
Sony C90HFR 90 Minute HF Audio Tape
Audio Cassettes Sony Hf-x 46 Japan Used Under Recording Normal Position Cassettes - Speaker Accessories - AliExpress
SONY HF-X 80 | digadon's note - 楽天ブログ
Blank Cassettes: Audio - Sony - HFX - C - 90 - Europe (1978)
SONY 1988 JAPAN
Audio Cassettes Sony Hf-x 46 Japan Used Under Recording Normal Position Cassettes - Blank Records & Tapes - AliExpress