Kussaku

was a shinobi from Kirigakure and part of the Allied Shinobi Forces' Sensor Division.

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

Abilities
Kussaku using Water Release 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 listed as an Iwagakure shinobi.