Did the Red Army use obsolete tanks against Japan in 1945?

Reddit user u/CricketChemical42 asks

Did the USSR use "outdated" armoured vehicles against the Japanese forces during WW2?
Did the Soviets take their "outdated" equipment like the BT series to face the Japanese in the East borders?
  / did_the_ussr_use_outdated_armoured_vehicles  

**Sources and further reading**
http://www.tankarchives.ca/2018/04/fa...
http://www.tankarchives.ca/2018/09/fa...
http://www.tankarchives.ca/2014/03/up...
http://www.tankarchives.ca/2014/04/so...
http://www.tankarchives.ca/2018/03/up...
http://www.tankarchives.ca/2017/07/t-...
http://www.tankarchives.ca/2017/09/t-...
http://www.tankarchives.ca/2016/04/ta...
http://www.tankarchives.ca/2018/08/up...
https://www.tankarchives.ca/2022/01/s...
http://www.tankarchives.ca/2019/04/t-...

**My sites**
Blog: http://www.tankarchives.ca/
Twitter:   / tank_archives  
Facebook:   / tankarchivesblog  
Warspot (English): https://warspot.net/users/71-peter-sa...
Warspot (Russian): https://warspot.ru/users/20455-pyotr-...

**My books**
Designing the T-34
Amazon: https://www.amazon.com/Designing-T-34...
Direct from publisher: https://www.mortonsbooks.co.uk/produc...
E-book: https://pocketmags.com/mortons-books-...

Sherman Tanks of the Red Army
Amazon: https://www.amazon.com/Sherman-Tanks-...
Direct from publisher: https://www.mortonsbooks.co.uk/produc...

Email: [email protected]