Stage 3
Within 10 minutes from start..
1> Capture southern ship.
2> Escort transport to NE gate.
Fast horse is neccessary, and use Pause for long conversation to save time.
Move to south area and wait for mission to start - Do not defeat Araki until
you get the mission.
Then go up north and clear the way for the trasport squad, also defeat Shibata
to make it easy.
When there is time.. push Mouri with horse to speed up the process.
Where is box? : Near Ranmaru (east gate of enemy main camp).