Episode 121: The Locked Bathroom Murder Case ~ Part 1
Detektiv Conan Episode 121 „The Locked Bathroom Murder Case ~ Part 1“. Adapts chapters 197–199. First aired: 1998-10-26.
- Read on in the manga from: Chapter 200 (Volume 20)
- Title (Japanese): バスルーム密室事件（前編）
- Title (romaji): Basurūmu misshitsu jiken (Zenpen)
- First aired (Japanese): 1998-10-26
- First aired (German): 2003-03-18
- Category: Story
- Chapter adapted: Chapters 197–199