I'm not entirely sure specifically what 'suki suki visual novel' is about as there could be many different visual novels with this name. It might be a story about love and relationships, as'suki' means 'like' or 'love' in Japanese. Maybe it involves the experiences and emotions of the characters in a fictional world.
I'm not sure specifically as there could be many light novels with that title or a similar name. It might be a story about a character's love or affection ('suki' means like or love in Japanese), perhaps about the feelings of a male character ('ore' is a somewhat rough way to say 'I' in Japanese).
I'm not sure specifically what this 'ore wo suki nano web novel' is about as there could be many web novels with this title. It might be a story about someone's love or affection (since'suki' means like or love in Japanese), perhaps from the perspective of a male character ('ore' can mean 'I' in a masculine way).
I'm not sure specifically as I haven't played this particular visual novel. It might be a story about someone expressing their love, as 'anata no koto o suki to iwasete' can be translated roughly as 'Let me tell you that I like you' in English. Maybe it's a romantic visual novel with a plot centered around relationships and confessions.
Online platforms like Amazon might have it. They have a wide range of books including light novels. You can search for it by the exact title 'ore wo suki light novel'. Another option could be to check some specialized Japanese book import websites which often have a great variety of light novels.
I'm not entirely sure as the title is a bit complex. 'Kawaiikereba' might imply something related to cuteness. 'Hentai demo suki ni' seems rather odd as 'hentai' has inappropriate connotations in English, but if we consider it in a more general sense perhaps it's about having a liking despite certain elements. And 'light novel' is a type of Japanese novel, often with anime - like themes.