Japanese medalists at the Lahti 2017 World Championships |
 
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Event |
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Medalists |
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| Silver medalists | |||||
 Nordic Combined | |||||
| Individual M | | JPN | Akito Watabe | ||
 Ski Jumping | |||||
| Normal hill W | | JPN | Yuki Ito | ||
| Bronze medalists | |||||
| Nordic Combined | |||||
| Team sprint M | | JPN | Yoshito Watabe | ||
| Akito Watabe | |||||
| Ski Jumping | |||||
| Normal hill W | | JPN | Sara Takanashi | ||
| Mixed Team Event | | JPN | Taku Takeuchi | ||
| Sara Takanashi | |||||
| Daiki Ito | |||||
| Yuki Ito | |||||