{{Infoboks fodboldbiografi
|name=Tatsushi Koyanagi
|image=
|fullname=Tatsushi Koyanagi
|birth_date=
|birth_place=
|position=[[Forsvarsspiller (fodbold)|Forsvarsspiller]]
|currentclub=[[Ventforet Kofu]]
|clubnumber=3
|youthyears1=2008–2011 |youthclubs1=[[Nippon Sport Science University]]  
|years1=2012–2015 |clubs1=[[Thespakusatsu Gunma]]            |caps1= 127 |goals1= 3
|years2=2016–2018 |clubs2=[[Zweigen Kanazawa]]               |caps2= 60  |goals2= 0
|years3=2018      |clubs3=→ [[Thespakusatsu Gunma]] (loan)   |caps3= 15  |goals3= 1
|years4=2019–     |clubs4=[[Ventforet Kofu]]                 |caps4=     |goals4= 
}}
'''Tatsushi Koyanagi''' (født [[7. februar]] [[1990]]) er en [[japan]]sk [[fodboldspiller]], som spiller for den japanske fodboldklub [[Ventforet Kofu]].<ref>{{J.League player}}</ref>
Levende_personer