Farewell

Overview
Farewell is a Yume Nikki fangame produced by Amata (アマタ).

Gameplay
You play as Relic, a girl that doesn't want to leave her room, she can travel to the dream world by going to bed, interact with the book on the desk in her room saves the game. You start in Relic's room in a big mansion and you need to go out to the fountain which is the nexus of 3 world, after you arrive the fountain you can have a short cut by interact with the fountain painting on the hallway near your room. You progress by collecting "Mementos" and "Flowers".

Pressing Z, Enter or Space bar to interact with something, pressing X, Backspace, Insert or 0 (with Num Lock) to open the menu and option, pressing SHIFT makes Relic sit down or doing special action when using the effects, pressing Tab bar to wake up from the dream world, pressing F12 will back to the title screen.

Effects
The effects in this game are called mementos. There are 21 in total.

To unlock the endings, however, you also need the 9 flowers you can find during the exploration.

Version 0.05+ (Japanese)
Official Site

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Version 0.05+ (Chinese)
Yumenikki.info Page