Akashi (証)

Overview
Akashi (証, lit. Evidence) is a Japanese Yume Nikki Fangame created by TaSK (who also created Shirushi (印)) in RPG Maker 2000.

Gameplay
You star as a girl named Yugano (ユガノ), who can travel to her dream world and collect Stoicheios (effects). You can save the game by interacting with the notebook on the desk.

Plot
Not much is known about the game's plot. It appears to tie in with Shirushi in some way, as Yatsuki (the protagonist of Shirushi) appears in one of the game's events.