the predecessor of the jaguars was active as an electric group at jazz cafes under the name of "yukio miya and the play five" in april 1964. in 1965, they began to appear regularly on electric programs such as the tv programs "beat no. 1" and "young pops excite", and the band's name recognition gradually increased. in may of the following year, shin okamoto, who was a 16 year old vocalist from kanagawa at that time, reluctantly joined the group and they became popular in the magazines and songs. the play five was renamed to the jaguars in june 1967 and made their record debut with "kimi niaitai" (want to see you again).