ブラックチェンバーです
burakkuchembādesu
1. Black chamber.
Noun
#1000567
1. Black chamber.
1. black hole
1. business that exploits its employees (e.g. through unpaid overtime)
1. blackout
1. blacklist
1. black box; flight recorder
2. black box (system or device with hidden internal workings)
1. sword fight; sword play
1. black tie
1. black market