Single-player games like Hifuu Nightmare Diary ~ Violet Detector.
Below are 9 single-player Steam games similar to Hifuu Nightmare Diary ~ Violet Detector. , ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Hifuu Nightmare Diary ~ Violet Detector. page.
Ranked picks
- 1

Danmaku Amanojaku ~ Impossible Spell Card.
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
ルール無用の弾幕地獄週間! 華麗に、ずる賢く、卑怯な手でしのぎきれ!
- 2

Touhou Tenkuushou ~ Hidden Star in Four Seasons.
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
桜を見ながら西瓜を割り、紅葉を見ながら鍋をつつく こんな季節に誰がした! イレギュラーでシーズナルなシューティング幻想!
- 3

Black Market of Bulletphilia ~ 100th Black Market.
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
東方Project第18.5弾。上海アリス幻樂団による弾幕シューティング! 市場は2種類あった? 魔理沙が闇市場の調査(&カード蒐集)に大奮闘! アビリティカードを駆使して遊ぶ、ハイスピードでブラックなシューティング幻想!
- 4

Yousei Daisensou ~ Touhou Sangetsusei
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
飛び出そう、いつも通りの弾幕へ それが結果として世界をひっくり返す事になるだろう プリティでデュアリスチックなシューティング幻想!
- 5

東方憑依華 ~ Antinomy of Common Flowers.
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
今度の異変は二人で一人? いまだ煽り続ける都市伝説が新たな異変を引き起こす 今度の異変は二人が一人!?ならば二人で解決するしかない!
- 6

Azure Reflections
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
Azure Reflections is an insane, side-scrolling bullet hell fangame based on one of the hottest shooting game series to come out of Japan, the Touhou Project! Enemies come at you from all directions with a relentless hail of bullets! Fight back with a well-timed Danmaku Rush to tear your way through bullets and enemies alike!
- 7

東方剛欲異聞 ~ 水没した沈愁地獄
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
不思議な力を持つ少女たちを操作して異変の解決を目指す2D弾幕アクションゲーム。立ち塞がる敵が繰り出して くる圧倒的弾幕を時には避け、時には攻撃で無害な水にして切り抜け、戦場に溢れた水を使う事で強力な攻撃 「スペルカード」を繰り出し決闘を制していく駆け引きのゲームです。 主人公は複数から選択可能で、ストーリーもゲーム内容もそれぞれ個性に応じて違った展開を楽しめます。 無数の弾幕とライバルを蹴散らし、この世界の異変の元凶をその目で確かめてください。
- 8

Deathsmiles
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
Deathsmiles is CAVE's bullet-hell shoot-'em-up where you take the role of one of five Angels to defend the magical land of Gilverado from an invasion by Hell itself! Eradicate this devilish assault!
- 9

Touhou Bunkachou ~ Shoot the Bullet.
Single-player alternative to Hifuu Nightmare Diary ~ Violet Detector. — playable solo, no multiplayer required. Shares Action and Indie with Hifuu Nightmare Diary ~ Violet Detector. .
天狗と妖怪の日常を覗き見られる小劇場シューティング 妖怪の不思議で美しい弾幕を撮れ!撃て!