[hiiro_no_kenkyuushitsu_(hitoi)]_ochiba_nikki_-... 〈2025-2027〉

The "solid text" portion of your query usually refers to a specific digital archive format or a transcription of the dialogue/narrative within the book. These works often lean toward:

Look for "Ochiba Nikki" on specialized manga archival sites. [Hiiro_no_Kenkyuushitsu_(Hitoi)]_Ochiba_Nikki_-...

The "Hitoi" style is distinct for its use of heavy screentone and detailed backgrounds. The "solid text" portion of your query usually