jˈɑːməhˌɑː ˌɪntɹədˈuːst ðə jˈɑːməhˌɑː dɪsklˈæviɚɹ ɪn nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi sˈɛvən, ɐ hˈaɪtˈɛk piˈænoʊ ðɐthɐzbˌɪn wˈaɪdli jˈuːzd ɪn tˈiːtʃɪŋ piˈænoʊ ænd mjˈuːzɪk θˈiəɹi æz wˈɛl æz kəmpˈoʊzɪŋ ænd pɚfˈoːɹmənsᵻz.
Yamaha introduced the Yamaha Disklavier in 1987, a high-tech piano that has been widely used in teaching piano and music theory as well as composing and performances.