~Yukemuri Onsen Satsujin Jiken in Planeptune no Maki~ is a Drama CD depicting a hot spring murder case in Planeptune.
Tracklist
| Track Number | Track Title | Length |
|---|---|---|
| 1 | Prologue | 2:54 |
| 2 | Chapter 1: Keikaku ha Ohayame ni | 2:21 |
| 3 | Chapter 2: Megami ha Tsudou | 3:27 |
| 4 | Chapter 3: Onsen Touchaku | 3:22 |
| 5 | Chapter 4: Doki Doki Kimo Dameshi Taikai | 19:19 |
| 6 | Chapter 5: Rotenburo Jijou | 6:54 |
| 7 | Chapter 6: Jiken ha Genba de | 25:09 |
| 8 | Epilogue | 4:09 |
| 9 | Cast Comment | 10:45 |
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