The Pro Yakyuu: Pennant race cover art

The Pro Yakyuu: Pennant race

The Pro Yakyuu: Pennant Race (ザ・プロ野球 ペナントレース) is a Sega Master System baseball game developed by Whiteboard and published by Sega. Exclusively released in Japan in 1987, the game is an evolution of the…

17 August 1987

The Pro Yakyuu: Pennant race is a video game developed by Whiteboard, released 17 August 1987 on Sega Master System/Mark III.

Verified Sources: IGDB

What The Pro Yakyuu: Pennant race is

The Pro Yakyuu: Pennant race was developed by Whiteboard and released in 1987. It was published by Sega. It is available on Sega Master System/Mark III only.

The premise, in the publisher's words

The Pro Yakyuu: Pennant Race (ザ・プロ野球 ペナントレース) is a Sega Master System baseball game developed by Whiteboard and published by Sega. Exclusively released in Japan in 1987, the game is an evolution of the developer's earlier title Great Baseball, and is now played from a bird's-eye perspective.
Description from the publisher · source

What it launched against

The Pro Yakyuu: Pennant race launched on 17 August 1987, within three weeks of Metroid and Double Dragon.

Released around the same time: Metroid, Double Dragon.

Official trailer

Gameplay Video thumbnail

Sourced from the publisher’s YouTube channel.

Quick answers

The Pro Yakyuu: Pennant race — frequently asked questions

When did The Pro Yakyuu: Pennant race come out?
The Pro Yakyuu: Pennant race was released on 17 August 1987 for Sega Master System/Mark III.