| さ | く | 
|---|---|
| 遡 | 
| げ | ん | 
|---|---|
| 源 | 
noun, takes する, intransitive verb
Messages.form.- going to the source, tracing to the origin.
Variations
| Pronunciation | Kanji | Kana | Is Common | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 
 
 | 遡源 | さくげん | |||||||
| 
 
 | 遡源 | そげん | |||||||
| 
 
 | 溯源 | さくげん | |||||||
| 
 
 | 溯源 | そげん | 
Contained Kanji Breakdown
go upstream, retrace the past
さかのぼ.る ソ サク (11th)
conjunction (astronomy), first day of month, north
ついたち サク たち (Kentei Pre-1, N1)
source, origin
ゲン みなもと はら (6th, N1)