Was thinking about what it would take to allow Japanese characters in the EGA-like framebuffer and fell down a deep deep hole of adding the 8x8 misaki font and then writing code to convert Unicode codepoints to JIS X 0208 2-byte kuten coordinates.
Edit: There's a detailed explanation of all this on my blog: https://mastodon.gamedev.place/@britown/113285797995999475
Special thanks to @nicegeargames for translating my save file deletion dialog (minus the buttons which I googled 😛)