I'm not entirely sure as it could be a specific visual novel related to Shibuya. It might involve stories set in Shibuya, with characters experiencing various adventures, romances or mysteries in that location.
Well, it's not easy to say off the top of my head. Different manga series might number their chapters differently for the Shibuya Arc. You could try searching on manga-specific websites or asking in manga communities for the accurate chapter.
I'm not sure specifically as there could be many novels with this title or related to this phrase. It might be about a story where the protagonist is transported to another world ('isekai' means another world in Japanese), perhaps with adventures, magic, and new characters.
Writing fanfic that involves sexual content is generally not appropriate as it can violate ethical and moral boundaries, and may also go against the terms of use of certain platforms. Moreover, it objectifies the characters in an improper way.
There are indeed some out there. You could also try reaching out to other fans of the character. Join relevant fan groups or forums and ask for recommendations. Fanfics can range from cute and fluffy stories that focus on her relationships, to more intense and dramatic ones that deal with challenges she might face. It really depends on what kind of story you're interested in when it comes to Female Yuri Shibuya fanfics.
Well, one that stands out is 'VA - 11 HALL - A'. It has a unique art style and the story is set in a cyberpunk - ish Shibuya - inspired world. You play as a bartender and interact with all sorts of interesting characters. The dialogue is really well - written and it gives you a great sense of the place's atmosphere.
It could be about various things. Maybe it's set in the Shibuya area and the scramble crossing plays a significant role in the story. It might involve characters whose lives intersect at this famous location, with different plotlines like romance, mystery or personal growth.