76 characters in Ghost of Tsushima.
Altan
Altan is the Mongol warlord who terrorises Otsuna and the main enemy of Yuna's Tales. He steals food and medicine and works with Japanese slavers. He stays hidden until Jin and Yuna strike at his allies.
Ankhsar Khatun
Ankhsar Khatun, called the Eagle, is the main villain of the Iki Island expansion. She is a shaman who leads the Eagle Tribe and uses a mind-bending poison she calls sacred medicine to break the people of Iki. She forces it on Jin early, and he fights her hallucinations as well as her army.
Baku the Voiceless
Baku the Voiceless is a silent vendor who appears only in New Game+. You find him on the small island at the centre of Lake Izuhara, in Ariake. He sells armour, dyes, charms, hats and masks for Ghost Flowers.
Bataar
Bataar is the Mongol general behind the attack on Komatsu Forge. Jin and Yuna fight him while defending the forge in Hammer and Forge.
Bettomaru
Bettomaru is the master of the Way of the Flame who lives in a dojo at the top of Mount Jogaku. You climb through a snowstorm to duel him in the Mythic Tale The Undying Flame, and he teaches Jin the technique during the fight.
Black Dye Merchant
The Black Dye Merchant is a hidden vendor in a cave east of Kawamata Village in Kushi, Toyotama. He sells deep black armour dyes and cosmetics for Flowers.
Black Hand Riku
Black Hand Riku is a blind former pirate captain who hides on Iki Island with his armour, the Sarugami Armor. You duel him at the end of the Iki Mythic Tale about his legend, and beating him earns you that armour.
Black Wolf
The Black Wolf is a slaver who has sold people, children included, for over 20 years. He sold Yuna and Taka to the Mamushi brothers and now works with Altan. You hunt him on a ship in The Black Wolf, part of Yuna's Tales.
Chiyoko Sakai
Lady Chiyoko Sakai is Jin's mother, the wife of Kazumasa Sakai and Lord Shimura's sister. She died of illness when Jin was seven. She never appears on screen, but she shapes Jin and his father, and a bird in the open world stands for her.
Crimson Dye Merchant
The Crimson Dye Merchant, whose name is Sao, is an Iki Island vendor who sells red cosmetics for Flowers. Unlike the other dye merchants, you unlock him by winning the Hidden Cove Tournament at Fune's Refuge.
Daikoku
Daikoku is a Yarikawa archer who ignored orders to stay behind the walls. He led a band of archers against the Mongols in the countryside. In The Coward of Yarikawa, Jin frees his captured men and brings him back to defend the stronghold.
Daizo
Daizo is a Japanese monk who travels with Khotun Khan as a translator and writes down their talks. His records are collectibles that show the Khan's thinking on politics, history, tactics and philosophy.
Dogar
Warlord Dogar is a Mongol duel opponent who holds Ogawa Dojo. You have to beat him one on one to free the dojo and earn its rewards.
Enjo
Enjo was a fearless warrior monk, Norio's older brother and the guardian of Cedar Temple. The Mongols captured him with the other monks, and Norio spends his tales hoping to find out what happened to him.
Fune
Fune leads the biggest band of raiders left on Iki Island in the expansion. She has no patience for samurai, but she teams up with Jin to fight the Eagle Tribe. Her side story about her daughter Toki is one of the darker threads on Iki.
General Bartu
General Bartu is a Mongol duel opponent who commands General Bartu's Camp. Beat him in a one-on-one duel to liberate the camp.
General Dogshin
General Dogshin is a Mongol duel opponent at General Dogshin's Camp. Beating him frees the camp and unlocks a piece of armour needed for the tale Fit for the Khan.
Gomyo
Gomyo is a peasant in Kushi who was forced to work for bandits to pay off a debt. When they killed his family, he swore revenge. In the side tale A Debt Repaid, Jin helps him finish them off.
Hachi
Hachi is Sadao's brother and runs supply carts between camps. In The Headman, Jin and Masako follow his cart to find Sadao, and in The Husband he tries to free Sadao's wife Hina.
Hana
Lady Hana is Masako Adachi's older sister, married into Clan Kikuchi in the cold north of Kamiagata. Her story runs through Masako's Tales, and records found in Sago fill in her unhappy married life.
Harunobu Adachi
Lord Harunobu Adachi was head of Clan Adachi, Masako's husband and said to be the best swordsman on Tsushima. He is the samurai who steps out to challenge Khotun Khan at Komoda Beach in the opening.
Harunori
Warlord Harunori runs the Mongol occupation of Azamo Bay. After the slaver there dies during Taka's rescue, he locks down the town. You duel him to free the bay in the side tale Unfinished Business.
Hina
Hina is Sadao's wife. Masako and Jin take her to the Adachi Estate for questioning in The Husband. She is scared of Masako and much more willing to talk to Jin.
Hironori Nagao
Hironori Nagao was a Clan Nagao samurai and Sensei Ishikawa's first student. He turned the Way of the Bow against his own clan in a failed rebellion. His story explains why Ishikawa left the clan's service.