Umizaru 4: Brave Hearts 2012

A new challenge for Daisuke Senzaki, some lives only they were meant to save.

A jumbo jet makes an unprecedented emergency landing in Tokyo Bay, and there's only got 20 minutes before it sinks! The stage is set with the Coast Guard's "Last Line of Defense", Special Search-and-Rescue Operations. Who's ready to meet a jumbo jet airliner making a crash landing on the sea?

Mika (Riisa Naka) is a flight attendant on board an airplane scheduled to land at Haneda Airport. On the way to the airport the airplane's engine starts to burn. In order to save the 346 people on board the airplane, sea marshall Daisuke Senzaki (Hideaki Ito) and his team are called into action...