Differences from Earlier Parts
- Seika Jogakuin: Kounin Sao Ojisan (2022)
- Seika Jogakuin 2: Kounin Sao Ojisan (2023)
- Seika Jogakuin 3: Kounin Sao Ojisan (2024 — hypothetical; actual release dates may differ)
Based on previous entries (Volumes 1–3), Volume 4 would likely include:
Chapter Breakdown (likely 5–6 scenes)
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