Read the bio below and try to give details on juha vainio 's: - years active - caption - birth name - origin - death date - alias - birth date - background - image - occupation Bio: juha harri '' junnu '' vainio , also known as juha '' watt '' vainio -lrb- 10 may 1938 in kotka , finland -- 29 october 1990 , gryon , switzerland -rrb- was a finnish lyricist , singer , composer and teacher . with the lyrics or music to over 2,400 songs to his name , vainio is as one of finland 's most prolific lyricists along with sauvo puhtila , reino helismaa and vexi salmi . vainio enjoyed a short professional career as a teacher at kymenranta primary school . vainio began writing songs in the early 1960s and continued until his death . apart from his home town kotka , he lived for several years in helsinki and espoo . in his last years vainio lived in gryon , switzerland , where he died of a heart attack in october 1990 . he is buried in the family grave in helsinki . he was given the nickname '' watt '' on account of a song on his first solo record , the 1964 '' paras rautalankayhtye '' -lrb- '' the best rautalanka band '' -rrb- . never used by itself , the nickname was always part of '' juha watt vainio '' .
A:
- years active is 1963 -- 1990- caption is juha '' watt '' vainio in 1965- birth name is juha harri vainio- origin is kotka , finland- death date is 29 october 1990- alias is junnu lahde , mirja lahde , kirsi sunila , heikki ilmari , junnu kaihomieli , jorma koski , ilkka- birth date is 10 may 1938- background is non_performing_personnel- image is juha watt vainio 1965.jpg- occupation is lyricist , composer , singer