Kussaku

was a shinobi from Kirigakure and part of the Sensor Division.

Appearance
Kussaku had long black hair and his bangs hang over his blue Allied Shinobi Forces' forehead protector. He wore the typical Kirigakure flak jacket.

Abilities
Kussaku was able to erect an immense Sensing Barrier along with others assistance, which allowed him to monitor the battle between the Allied Shinobi Forces and the White Zetsu Army.

Fourth Shinobi World War: Confrontation
He became worried when he sensed Killer B enter Tailed Beast Mode.

Fourth Shinobi World War: Climax
As the Ten-Tails reached maturity, the beast fired a Tailed Beast Ball straight towards HQ, killing Kussaku and the other inhabitants.

Trivia

 * In the databook, he is portrayed as a shinobi from Iwagakure.