Mirrors:

http://filespace.com/0xdhgnf8g2f2/miharutatebayashitb4_1_hdmp4.part1.rar.html
http://filespace.com/k8h10q9f9giw/miharutatebayashitb4_1_hdmp4.part2.rar.html
http://filespace.com/hkkvzubnamp1/miharutatebayashitb4_1_hdmp4.zip.html