Sega was founded in 1940 as Standard Games in Honolulu, Hawaii. In 1951, the company moved to Tokyo, Japan and in 1952 was renamed Service Games. In 1965 Service Games merged with Rosen Enterprises and became Sega Enterprises. They also developed home video game systems until 2002. There are several video game systems by Sega on which adventure games were released:

There were also branches within Sega that developed adventure games:

Games Developed By Sega
Sherlock Holmes travels across London to try to solve the mystery behind a portrait of a woman named Loretta.

Games Published By Sega
By Sonic Team. A platformer where a hedgehog named sonic has to free animals who have been made into robots by Dr. Robotnik.