Psikyo's SH-2 board: the shoot-'em-up dynasty the lifers swear by

Gunbird 2, a Psikyo SH-2 shoot-'em-up, running on a MiSTer FPGA.

If Cave is the shoot-'em-up everybody name-drops, Psikyo is the one the lifers swear by—fast, mean, and readable, a wall of bullets you're meant to weave through on reflex instead of memorize. Its SH-2 board, from 1997 on, is where that style peaked: Strikers 1945 II, Gunbird 2, Dragon Blaze, and some of the most punishing last bosses in the genre.

There are two great schools of the Japanese vertical shooter. Cave is the famous one—dense, choreographed curtains of pink fire you learn by heart until your hands know the pattern. Psikyo is the other one, and it works on a different nerve entirely: fast, aimed bullets thrown straight at you, daring you to read the angle and thread the gap in real time. Founded in 1992 by a breakaway crew of Video System veterans—the people behind Aero Fighters—Psikyo spent a decade building some of the tightest, meanest shooters ever bolted into a cabinet. Its second-generation SH-2 board is where the house style hit its peak.

From Aero Fighters to a house style

Psikyo was founded in July 1992 in Nakano, Tokyo, by staff who'd left Video System, carrying the Aero Fighters (Sonic Wings) pedigree with them. The debut was Sengoku Ace in 1993, and on a first-generation board the signature came together fast: Gunbird (1994), the original Strikers 1945 (1995), Sengoku Blade / Tengai (1996). Even that early, you could name a Psikyo game blind—aggressive speed, bullets aimed at you rather than sprayed at the screen, a branching stage select, a charge shot, and a difficulty curve that turned openly cruel once you'd cleared it once.

The SH-2 board

In 1997, Psikyo moved to a second-generation platform built around the Hitachi SH-2—the same RISC-chip family as the Sega Saturn—clocked at roughly 28.6 MHz. That's the board this post is about, and its roster is a shmup hall of fame. Strikers 1945 II (1997) refined the WWII-plane formula into what a lot of people consider the series' best; Strikers 1999 (also sold as Strikers 1945 III, 1999) pushed it modern. Gunbird 2 (1998) is the fan favorite, all whimsy and colour over a razor of a scoring game. Sol Divide (1997) is the odd fantasy one, and Dragon Blaze (2000) is the late-era gem. Fast, gorgeous, and merciless, top to bottom.

Strikers 1945 III, a Psikyo SH-2 shooter, running on a MiSTer FPGA.
Strikers 1945 III on the MiSTer's Psikyo SH-2 core—the WWII-plane series pushed to its late-'90s peak.

What makes a Psikyo a Psikyo

It's the feel. Psikyo bullets are fast and frequently aimed—fired right at your ship—so you're reading angles and slipping through gaps on reflex instead of memorizing a static curtain. Stages branch, so the run is never quite the same twice and replay is baked in. And then there's the studio's trademark cruelty: clear every stage and the game loops, harder, into true-last-boss fights that are the genre's stuff of legend and rage in equal measure. Where Cave rewards the patient memorizer, Psikyo rewards raw reflexes—and punishes just about everyone. That contrast is the whole reason both studios are worth knowing.

Space Bomber, a Psikyo SH-2 shooter, running on a MiSTer FPGA.
Space Bomber on the same SH-2 core—aimed straight at the sillier end of the catalog, pigs and octopuses instead of fighter planes.

Where to actually play it

Good news on two fronts. City Connection has been reviving the catalog as the Psikyo Shooting Library and Shooting Collection sets on Switch, PS4, and Steam, so buying these legitimately is finally easy. And for board-accurate play, the MiSTer now has it: srg320 recently surprised the scene with a Psikyo SH-2 core—still fresh and actively evolving—with Gunbird 2 and Strikers 1945 III already running on the same FPGA that handles half my arcade shelf. If that trick is new to you, my MiSTer explainer walks through it. One little board, two whole shmup dynasties—because the PolyGameMaster core lives on there too.

Psikyo never had the Neo Geo's fame or Cave's cult, but it built a decade of shooters the people who love the genre most keep coming back to. It's one of two boards that made their name entirely outside SNK's shadow. In the finale, I put it head to head with the other one.

Frequently asked

When and by whom was Psikyo founded?
Psikyo was founded in July 1992 in Nakano, Tokyo, by staff who had left Video System, carrying the Aero Fighters (Sonic Wings) pedigree with them.

What was the Psikyo SH-2 board?
It was Psikyo's second-generation arcade platform, introduced in 1997, built around the Hitachi SH-2—the same RISC-chip family as the Sega Saturn—clocked at roughly 28.6 MHz.

Which games ran on the Psikyo SH-2 board?
Strikers 1945 II (1997), Strikers 1999 / 1945 III (1999), Gunbird 2 (1998), Sol Divide (1997), and Dragon Blaze (2000).

How can you play Psikyo shooters today?
City Connection has reissued the catalog as the Psikyo Shooting Library and Shooting Collection sets on Switch, PS4, and Steam, and srg320 has built a Psikyo SH-2 core for the MiSTer.

Further reading

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