[JYoung]

Hello Oleg. I am very sorry for my delayed response.
I have four losses of Ki 21 during Battles of Khalkhin Gol.

3. Jul. 1939. 61st Flight Regiment, Ki 21 s/n 87, shot down by AAA at the left bank of River Khalkhyn Gol. Pilot: SGT Kaoru OHI, KIA; Bomb Aimer: 1LT Hideo SAWAIRI, KIA; Rear Gunner: SSG Akira SHIRAISHI, KIA; Forward Gunner: SSG Yasuo NAGATA: KIA.

7. Aug. 1939. 61st FR. Ki 21 s/n 83, crush due to E/G malfunction at Qiqiharu, Manchuria. A/C Commander: 1LT Minoru HASHIMOTO, KIA, Pilot: SST Shin’ichi KOBAYASHI, KIA; Flight Engineer: CPL Kiyoshi ARITA, KIA; Flight Engineer: Private 1st Class Isao MURATA, KIA.

22. Aug. 1939. 61st FR, Ki 21 s/n 82, shot down by enemy fighters and AAA. Bomb Aimer (A/C Commander): 1LT Akira HANAGATA, KIA; Radio Operator: SSG Naozô NAKAYAMA, KIA; Lower Gunner: SSG Katsuyoshi YONEDA, KIA; Pilot: SSG Tsugio KOYAMA, KIA; Forward Gunner: SSG Kikuo TSUJI, KIA.

24. Aug. 1939. 61st FR, Ki 21 s/n ?, shot down by AAA. Bomb Aimer: 1LT Shirô MIYAKE, KIA; Forward Gunner: SGT Shinzô HARADA, KIA. (Other members of the crew are not mentioned in the document)

Best regards.
JY