Reception of NHK World Radio Japan via MBR Nauen, August 21

GERMANY(non)  Reception of NHK World Radio Japan via MBR Nauen, August 21:
0430-0500 on  6165 NAU 125 kW / 085 deg to EaEu Russian, very good + co-ch
at same time  6165 BAU 100 kW / 340 deg to WNAm English Radio Habana Cuba!
0300-0500 on  9490 NAU 250 kW / 140 deg to WeAs Japanese, powerful signal:
https://www.youtube.com/watch?v=KT8jUyJ658Q&feature=youtu.be
https://www.youtube.com/watch?v=D3rzeJTDGD4&feature=youtu.be