In 1996, partway through the development of a Castlevania game for Sony's PlayStation, the director was promoted. The project had been underway for two years already, a successor to a canceled 32X version, and time was running out. Someone needed to finish it. The someone chosen was Koji Igarashi, a programmer who had been with Konami since 1990 and had spent most of his time in support roles, writing code and scenario text while more senior people made the decisions that defined a game's shape.
Igarashi was born on March 17, 1968, in Shirakawa, Fukushima Prefecture. His father was a lumberjack. As a teenager he explored the nearby Komine Castle with a camcorder, mapping rooms that branched and doubled back in ways that felt less like a building and more like a puzzle. He taught himself BASIC and assembly language, designing amateur games on paper and later on borrowed equipment. He joined Konami in 1990 as a programmer, and for the next six years worked on projects where his name appeared in the credits but not at the front.
The game he inherited in 1996 had started as a linear, stage-by-stage Castlevania in the tradition of the NES and SNES entries — tight corridors, fixed sequences, a clear path forward. But Igarashi looked at it and thought: what if it wasn't a line? What if the castle was a place you could return to, fill in, learn? He had been influenced by The Legend of Zelda's exploration-driven design and by Super Metroid's map-filling structure, and he fused both into the gothic framework Castlevania had always carried. The player would grow in power and capability over time, and as they did, the castle would open further, doubling back on itself, rewarding return visits with new paths and new secrets. The game acquired RPG progression — levels, stats, equipment — not to make it easier, but to let the player feel continuous forward motion instead of hitting the same wall over and over.
Castlevania: Symphony of the Night was released in Japan on March 20, 1997, in North America on October 3, 1997, and in Europe in November 1997. Initial sales were modest. In its first year in North America it sold around 470,000 copies, a respectable figure but not a breakout. But word of mouth did not stop. Players who finished it told others. The game's reputation grew quietly but steadily, and by the early 2000s it had acquired a second name alongside its official title: Metroidvania, a compound word that named a whole design approach that had not had a term before Symphony of the Night made one necessary.
Igarashi became the producer of the Castlevania series, overseeing a succession of Game Boy Advance and Nintendo DS entries that built on the foundation Symphony had laid. Circle of the Moon. Harmony of Dissonance. Aria of Sorrow. Dawn of Sorrow. Portrait of Ruin. Order of Ecclesia. Each was a variation on the same design language — a castle that opened as you grew, a map that filled as you explored, a sense that the architecture itself was the real antagonist, not just the monsters inside it.
In a 2008 interview, Igarashi said something that revealed how he thought about creative responsibility. 'To be honest, who I listen to the most is myself,' he said. 'Not to sound arrogant or anything like that, but the reason why I listen to myself is because I think really deep and hard, and I feel that if I can't tell it to myself, I can't tell it to the fans.' He added: 'If one of my games flops, I want to basically be able to say, \"Sorry. That's my fault.\" I don't want to say, \"I wanted so badly for it to do well.\"'
Igarashi left Konami in 2014, after twenty-four years. The following year, in 2015, he launched a Kickstarter campaign for Bloodstained: Ritual of the Night, a spiritual successor to Symphony of the Night developed at his newly founded studio, Artplay. The goal was $500,000 — enough to prove there was still an audience for this kind of game. The campaign raised over $5.5 million in pledges on Kickstarter alone, and when PayPal donations were included the total reached more than $5.7 million. At the time it was the largest crowdfunding campaign for a video game, surpassing the previous record held by Torment: Tides of Numenera. Bloodstained was released on June 18, 2019, and received favorable reviews.
The word Metroidvania is now a standard term, used by players and developers alike to describe a genre that did not have a name until one quiet programmer at Konami, handed an unfinished project partway through, made a castle that opened like a flower and taught the industry what that feeling was called. Igarashi did not invent exploration or backtracking or open design — those ideas had been around for years. But he put them together in a way that felt inevitable only after it existed, and then he spent the next two decades refining the thing he had built. The light he turned on in 1997 is still burning.