▁he ▁continued ▁to ▁teach ▁as ▁a ▁professor ▁at ▁Te ik yo ▁University ▁until ▁ 1 9 9 4 . ▁He ▁also ▁lect ured ▁at ▁numerous ▁other ▁univers ities , ▁including ▁Tokyo ▁National ▁University ▁of ▁Fine ▁Arts ▁and ▁Music , ▁So ai ▁Women ' s ▁University , ▁Ni ig ata ▁University , ▁Hi ros aki ▁University , ▁and ▁W ased a ▁University . ▁He ▁was ▁also ▁a ▁research ▁fellow ▁at ▁Tokyo ▁National ▁Research ▁Institute ▁for ▁Cultural ▁Properties . ▁In ▁ 1 9 5 7 – 5 8 , ▁ 1 9 6 2 – 6 3 , ▁and ▁ 1 9 7 3 – 7 4 , ▁he ▁visited ▁the ▁United ▁States ▁and ▁held ▁visit ing ▁positions ▁at ▁Harvard ▁University , ▁University ▁of ▁California ▁Los ▁Angeles , ▁University ▁of ▁Hawai i , ▁University ▁of ▁Washington , ▁and ▁Stan ford ▁University . ▁He ▁also ▁held ▁advis ory ▁positions ▁with ▁several ▁international ▁organizations ▁for ▁music ▁research . ▁In ▁ 1 9 8 2 ▁he ▁was ▁inv ested ▁with ▁the ▁Order ▁of ▁the ▁R ising ▁Sun , ▁ 3 rd ▁class . ▁ ▁He ▁married ▁Y ori ▁S as aki ▁in ▁ 1 9 4 1 ▁and ▁they ▁had ▁three ▁children ▁together . ▁She ▁was ▁an ▁em inent ▁k oto ▁and ▁sh am isen ▁player ▁in ▁her ▁own ▁right , ▁and ▁was ▁awarded ▁the ▁Order ▁of ▁the ▁Sac red ▁Tre asure , ▁fourth ▁class ▁in ▁ 1 9 9 2 . ▁ ▁Research ▁His ▁book ▁on ▁the ▁musical ▁institutions ▁of ▁the ▁Tang ▁D ynast y , ▁T