In an effort to restore them as much as I could, I used a combination of waifu2x ("Single-Image Super-Resolution for Anime-Style Art using Deep Convolutional Neural Networks"), Clip Studio Paint resize/cleanup tools, and manual cleanup done by hand. Unfortunately, the red text on the title page was a lost cause. If anyone can decipher solid red rectangles please contact me lol. Source: about 1 year ago

Maybe this would help. There's also an app version of it. Source: over 1 year ago

I would recommend putting it through an upscaler beforehand, it seems a bit small. Source: over 1 year ago

Http://waifu2x.udp.jp/index.html found this image upscaler from https://www.reddit.com/r/FireEmblemHeroes/comments/a51f0k/i_turned_yusuke_kozakis_artwork_into_a_high/?st=JPIZKYIB&sh=f12f76fe a while ago, perhaps that would be the closest if IS doesn't release anything. Source: over 1 year ago

You can make it bigger for print by using by using an Japanese AI image enlarging tool. Source: over 1 year ago

There's an AI for that - Probably the most popular directory for AI tools. - Source: dev.to / 2 months ago

I am, unfortunately, not getting paid to say this... Also, others you might find interesting to use are Claude, Mistral, and Poe, and if anything else fails… there’s an AI for that. - Source: dev.to / 3 months ago

It can be really difficult to always keep up with the new launches and know about them. This is where theresanaiforthat comes in. - Source: dev.to / 3 months ago

Boasting a collection of over 5000 AI tools, There's An AI For That presents a nicely organized array of tools for various purposes, making it highly viable for all users. - Source: dev.to / 4 months ago

How different is this from https://theresanaiforthat.com/? - Source: Hacker News / 7 months ago