The Lake Jyun (ジュウイン湖 Lake Jyun?) is a location from Mega Man Legends that covers the western side of Kattelox Island, being accessed from Uptown. The Lake Jyun Sub-Gate is in an island in the middle of the lake. When Mega Man Volnutt tries to enter the Lake Jyun Sub-Gate with a boat, he is attacked by the Bonne Family.