Pay Respects
Your leader is also a director so you need to pay respects to him before you can start filming. He’s a huge big-shot and you don’t want to offend him by not paying the proper respects, so you make sure to bow every time you go on stage.
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うかが
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It turns out you're filming Iron Chef, and the leader and director is Chairman Kaga. You pay respects to him by saying Ooh! Kaga (うかが).