Japanese Prisoners Captured at Kwajalein Lagoon

What is the significance of the phrase 'concealed weapons and blindfolded their' in the context provided?

What does the text suggest about the conditions of some individuals mentioned?

What does the text imply about the treatment of Korean slave laborers?

How are the Korean slave laborers described in relation to their masters?

What is mentioned about the final routing of the enemy from Kwajalein?