Where can i get full manga?

Watashi ga Kimashita no wa dou Kangaete mo Senpai ga Warui! by Tennjou Mukyuu

-Link-
https://hitomi.la/doujinshi/watashi-ga-kimashita-no-wa-dou-kangaete-mo-senpai-ga-warui!--no-matter-how-you-look-at-it,-it-s-senpai-s-fault-that-i-came!-%D1%80%D1%83%D1%81%D1%81%D0%BA%D0%B8%D0%B9-1283791.html /russian
https://nhentai.net/g/81357/ /english
https://gelbooru.com/index.php?page=post&s=view&id=1564020 /standalone pic

/note: that pic it's only in the russian translated one

Watashi ga Kimashita no wa dou Kangaete mo Senpai ga Warui! by Tennjou Mukyuu

-Link-
https://hitomi.la/doujinshi/watashi-ga-kimashita-no-wa-dou-kangaete-mo-senpai-ga-warui!--no-matter-how-you-look-at-it,-it-s-senpai-s-fault-that-i-came!-%D1%80%D1%83%D1%81%D1%81%D0%BA%D0%B8%D0%B9-1283791.html /russian
https://nhentai.net/g/81357/ /english
https://gelbooru.com/index.php?page=post&s=view&id=1564020 /standalone pic

/note: that pic it's only in the russian translated one

Its character grom manga: Watashi ga Motenai no wa Dou Kangaete mo Omaera ga Warui!
link: https://nhentai.net/character/tomoko-kuroki/popular

https://tbib.org/index.php?page=post&s=view&id=2601030

it wasn’t a manga and i can’t find the author