Shotokan is a style of karate, developed from various martial arts by Gichin Funakoshi and his son Gigo Funakoshi. Gichin Funakoshi was born in Okinawa and is widely credited with popularizing "karate

Gigō Funakoshi was the third son of Gichin Funakoshi and is widely credited with developing the foundation of the modern karate Shōtōkan style.