A baseball game for the PC Engine. Features twelve actual Japanese baseball teams.

Kore ga Pro Yakyuu '89 ("This is Professional Baseball '89") is a baseball game for the PC Engine and the first of two games with the Kore ga Pro Yakyuu brand, followed by Kore ga Pro Yakyuu '90. It features twelve teams from the Nippon Professional Baseball organization as it was in 1989.

The game resembles most baseball games of the era, with a behind-the-batter perspective when pitching and batting and a top-down view when fielding.