A set of eight albums from Toshiba EMI, B-side album, and music video collection Blu-ray by Hiroko Yakushimaru is released to commemorate the 40th anniversary of her music career! CDs feature MQA-CD+UHQCD format. Contents: Kokinshu, Yumejuwa, Hana Zukan, Hoshi Kiko, Sincerely Yours, Love's concerto, Heart's Delivery, PRIMAVERA, Single B Men Collection (9Hi-Res CD (MQA x UHQCD)) + MV Sen (Blu-ray).