ยอดนักสืบจิ๋วโคนัน - Season 1 Episode 421
The Detective Boys are at Agasa's house when they happen to find a letter from Agasa's first love. Apparently they are supposed to meet every decade but was unable to because Agasa could not solve the code from the letter.
- ประเภท: Animation, Mystery, Comedy
- สตูดิโอ: YTV
- คำสำคัญ: japan, detective, secret identity, high school, cop, based on manga, anime, age change, case
- นักแสดง: Minami Takayama, Kappei Yamaguchi, Wakana Yamazaki, Akira Kamiya, Rikiya Koyama, Megumi Hayashibara