After that, he announced a lot of works for Japanese instruments and made a big contribution to contemporary Japanese music. He especially had a lot of interest in the shakuhachi, and kept writing shakuhachi works such as “Heki” for three shakuhachis and string instruments (1964) and “Halle” for three shakuhachis (1969). After that, Hirose was influenced by Indian philosophy, and announced various works expressing pan-Asia images such as the cello concerto “Triste” (1971), “Tenraichikyo” for shakuhachi and asian percussions (1976) and “Concerto for Shakuhachi and Orchestra” (1976, Otaka Prize). He also published “Kurima” (1976) and “Karavinka” (1978) both for the orchestra. On the other hand, he left a lot of famous songs for popular instruments, such as “Songs of the Ocean” (1975) for a mixed chorus, “Meditation” for an alto recorder (1975) and “Blue Train” for a flute ensemble (1979).
