Holy Valkyrie EXS‑TiA: Concerto 1 is a short narrative‑driven visual novel (VN) adventure developed by Lusterise and published by Shiravune, released on November 25, 2025 for PC platforms including Windows. In this quirky anime‑style story, you follow Haruno Aikawa, an ordinary high‑school girl in the peaceful city of Kawado Higashi. When a series of mysterious accidents begins to unfold, Haruno discovers that she has the power to transform into a messenger of justice—an ExS‑TiA warrior tasked with unraveling the cause of the chaos affecting her town.
The game plays as a single‑ending visual novel with approximately 30 minutes till credits, combining light action elements with engaging narrative choices and character interactions. Its vibrant anime visuals, English interface, and subtitle support make it accessible to players familiar with Japanese‑style storytelling and character‑driven adventures.
Features:
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Single‑player visual novel adventure
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Anime‑style character art and scenes
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Follow heroine Haruno Aikawa’s story
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Short, concise narrative (~30 min)
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English interface and subtitles
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Japanese audio (where supported)
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Casual, character‑centric gameplay
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Light action and narrative blend
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Peaceful setting turning mysterious
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Part of the Shiravune franchise
System Requirements:
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OS: Windows 10/11 (64‑bit)
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DirectX: Version 9.0 minimum
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Storage: 4 GB available space
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Sound Card: DirectSound compatible
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Recommended DirectX: Version 11
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Recommended OS: Windows 10/11
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RAM: 4 GB suggested (typical for VNs)
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Input: Keyboard and mouse
