There's a youtube channel that is documenting the entire japanese PC Engine game library: https://www.youtube.com/playlist?list=PL1sb8k4ZPagYwRxx-s3mrON6bSaoIb5

There's a youtube channel that is documenting the entire japanese PC Engine game library: https://www.youtube.com/playlist?list=PL1sb8k4ZPagYwRxx-s3mrON6bSaoIb5GL https://www.youtube.com/playlist?list=PL1sb8k4ZPagYwRxx-s3mr... They previously did the entire famicon library.