75		Kansei (Windows, 2018)
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50		Air Pressure (Windows, 2010)
48		.heartbeats (Windows, 2012)
48		Juniper's Knot (Windows, 2017)
45		SC2VN (Windows, 2015)
43		Heileen: Sail Away (Windows, 2008)
42		The 39 Steps (Windows, 2013)
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40		Wild Island Quest (Windows, 2015)
40		SpaceTone (Windows, 2018)
40		Fable of the Sword (Windows, 2018)
40		Beyond the Sunset (Windows, 2017)
40		Sixtieth Kilometer (Windows, 2016)
40		The Silver Case (Windows, 2016)
40		Black Pencil (Windows, 2004)
40		The Barbarian and the Subterranean Caves (Windows, 2017)
40		Sad City 42 (Windows, 2017)

Notes: Games similar to Jisei: The First Case, Games like Jisei: The First Case, sakevisual, Windows, Adventure, Visual Novel, 1st-person, Ren'Py, PC, Game Similarities.