Games like Ethanol in dungeon
Games like Ethanol in dungeon include Gensokyo Night Festival, ICEY, Touhou Blooming Chaos 2, 永远消失的幻想乡 ~ The Disappearing of Gensokyo, and TouHou Makuka Sai ~ Fantastic Danmaku Festival Part II. We matched them by the tags players give Ethanol in dungeon on Steam (Action, Indie, Faith, and Anime): closest matches first, and among equally close ones the better-known games.

Gensokyo Night Festival
Shared: Action · Indie · Faith

ICEY
Shared: Action · Anime · Indie

Touhou Blooming Chaos 2
Shared: Action · Indie · Faith

永远消失的幻想乡 ~ The Disappearing of Gensokyo
Shared: Anime · Faith · Action

TouHou Makuka Sai ~ Fantastic Danmaku Festival Part II
Shared: Indie · Faith · Action

Touhou Fuujinroku ~ Mountain of Faith.
Shared: Action · Indie · Faith

Dungeon Munchies
Shared: Action · Indie · Anime

TouHou Makuka Sai ~ Fantastic Danmaku Festival
Shared: Indie · Action · Faith

Skul: The Hero Slayer
Shared: Action · Indie

Touhou Danmaku Kagura Phantasia Lost
Shared: Action · Faith · Anime

Touhou Kikeijuu ~ Wily Beast and Weakest Creature.
Shared: Indie · Action · Faith

BlazBlue Entropy Effect
Shared: Action · Anime · Indie

Hotline Miami
Shared: Action · Indie

Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Action · Faith · Indie

Touhou Kouryudou ~ Unconnected Marketeers.
Shared: Action · Faith · Indie

NARUTO SHIPPUDEN: Ultimate Ninja STORM 4
Shared: Action · Anime

Hades
Shared: Indie · Action

Azure Striker Gunvolt
Shared: Action · Indie · Anime

東方憑依華 ~ Antinomy of Common Flowers.
Shared: Faith · Indie · Action

Yokai's Secret
Shared: Indie · Action · Anime

Tempest of the Heavens and Earth
Shared: Action · Indie · Faith

Touhou Chireiden ~ Subterranean Animism.
Shared: Action · Indie · Faith

My Friend Pedro
Shared: Action · Indie

Touhou Blooming Chaos
Shared: Action · Indie · Faith