Unlock the following characters by performing the corresponding tasks:

Jin
CHARACTER - HOW TO UNLOCK
Deng Ai - Complete Chapter 1, "Battle of Dong Kou".
Guo Huai - Complete Chapter 1, "Battle of Nagashino".
Sima Shi - Complete Chapter 3, "Battle of Tong Gate".
Sima Yi - Complete Chapter 3, "Battle of Hu Lao Gate".
Sima Zhao - Starting Character.
Wang Yuanji - Complete Chapter 1, "Battle of Ueda Castle".
Xiahou Ba - Complete Chapter 2, "Battle of Mount Ding Jun".
Zhong Hui - Complete Chapter 4, "Battle of Luoyang".
Zhuge Dan - Complete Chapter 1, "Battle of Ueda Castle".

Shu
CHARACTER - HOW TO UNLOCK
Bao Sanniang - Complete Chapter 2, "Battle of Kyushu".
Guan Ping - Complete Chapter 3, "Battle of Jie Ting".
Guan Suo - Complete Chapter 1, "Battle of Ushizuyama".
Guan Yu - Complete Chapter 2, "Battle of Mount Ding Jun".
Huang Zhong - Complete Chapter 1, "Battle of Yi Ling Post-modification".
Jiang Wei - Complete Chapter 2, "Battle of Xuchang Post-modification".
Liu Bei - Complete Chapter 3, "Battle of Chengdu".
Liu-Chan - Complete Chapter 2, "Battle of Hasedo".
Ma Chao - Starting Character.
Ma Dai - Complete Chapter 1, "Battle of Yi Ling".
Pang Tong - Complete Chapter 4, "Battle of Komaki Nagakute".
Wei Yan - Complete Chapter 2, "Battle of Nan Zhong".
Xing Cai - Complete Chapter 2, "Battle of Xuchang".
Yue Ying - Complete Chapter 2, "Tedorigawa Kikousen".
Zhang Fei - Complete Chapter 3, "Battle of Yohei Seki".
Zhao Yun - Complete Chapter 3, "Battle of Yohei Seki".
Zhuge Liang - Complete Chapter 3, "Battle of Chengdu".

Wei
CHARACTER - HOW TO UNLOCK
Cai Wenji - Complete Chapter 2, "Battle of Anegawa".
Cao Cao - Complete Chapter 3, "Battle of Fancheng".
Cao Pi - Complete Chapter 3, "Battle of Hu Lao Gate".
Cao Ren - Complete Chapter 2, "Battle of Mount Ding Jun".
Dian Wei - Complete Chapter 3, "Battle of Nagasaka Post-modification".
Guo Jia - Complete Chapter 3, "Battle of Fancheng Post-modification".
Jia Xu - Complete Chapter 1, "Battle of Dong Kou".
Pang De - Complete Chapter 1, "Battle of Yi Ling".
Wang Yi - Complete Chapter 4, "Battle of Nagashino".
Xiahou Dun - Complete Chapter 3, "Battle of Fancheng".
Xiahou Yuan - Complete Chapter 1, "Battle of Nan-Jun".
Xu Chu - Complete Chapter 3, "Battle of Tong Gate".
Xu Huang - Complete Chapter 1, "Battle of Dong Kou".
Zhang He - Complete Chapter 2, "Battle of Xuchang".
Zhang Liao - Complete Chapter 1, "Battle of Ueda Castle".
Zhen Ji - Complete Chapter 3, "Battle of Hu Lao Gate".

Wu
CHARACTER - HOW TO UNLOCK
Daqiao - Clear Battle of Changban, Chapter 3
Ding Feng - Clear Battle of Odawara Castle, Chapter 1
Gan Ning - Clear Battle of Mikatagahara, Chapter 2
Huang Gai - Clear Battle of Dongkou, Chapter 1
Lianshi - Clear Battle of Nagashino - Redux, Chapter 1
Ling Tong - Clear Battle of Taoshui, Chapter 2
Lu Meng - Clear Battle of Hasedo - Redux, Chapter 2
Lu Xun - Clear Battle of Hefei, Chapter 4
Sun Ce - Clear Battle of Changban, Chapter 3
Sun Jian - Clear Battle of Honnoji, Chapter 3
Sun Quan - Clear Battle of Mt. Dingjun, Chapter 2
Sun Shangxiang - Clear Battle of Odawara Castle, Chapter 1
Taishi Ci - Clear Battle of Ueda Castle, Chapter 1
Xiaoqiao - Clear Battle of Odawara Castle, Chapter 1
Zhou Tai - Clear Battle of Nagashino, Chapter 1
Zhou Yu - Clear Battle of Changban, Chapter 3

Samurai 1
CHARACTER - HOW TO UNLOCK
Akechi Mitsuhide - Complete Chapter 3, "Battle of Honnoji Post-modification".
Date Masamune - Complete Chapter 2, "Battle of Luoyang".
Hattori Hanzo - Complete Chapter 3, "Battle of Yohei Seki".
Kunoichi - Complete Chapter 1, "Battle of Yi Ling".
Maeda Keiji - Complete Chapter 2, "Battle of Luoyang".
Mori Ranmaru - Complete Chapter 1, "Battle of Nagashino".
Nohime - Complete Chapter 3, "Battle of Honnoji".
Oda Nobunaga - Complete Chapter 3, "Battle of Honnoji".
Oichi - Complete Chapter 2, "Battle of Xuchang".
Okuni - Complete Chapter 3, "Battle of Luo Cheng".
Saika Magoichi - Complete Chapter 2, "Battle of Mount Ding Jun Post-modification".
Sanada Yukimura - Complete Chapter 1, "Battle of Nagashino".
Takeda Shingen - Complete Chapter 3, "Battle of Osaka Castle".
Toyotomi Hideyoshi - Complete Chapter 1, "Battle of Nagashino".
Uesugi Kenshin - Complete Chapter 3, "Battle of Osaka Castle".

Samurai 2
CHARACTER - HOW TO UNLOCK
Asai Nagamasa - Complete Chapter 2, "Battle of Hasedo".
Chosokabe Motochika - Complete Chapter 2, "Battle of Liang Zhou".
Fuma Kotaro - Complete Chapter 3, "Shou chun Koryaku-sen".
Honda Tadakatsu - Complete Chapter 3, "Battle of Yohei Seki".
Ieyasu Tokugawa - Complete Chapter 3, "Battle of Chengdu".
Imagawa Yoshimoto - Complete Chapter 2, "Battle of Liang Zhou".
Inahime - Complete Chapter 3, "Battle of Yi Ling".
Ishida Mitsunari - Complete Chapter 3, "Battle of Tong Gate".
Maeda Toshiie - Complete Chapter 2, "Battle of Anegawa".
Naoe Kanetsugu - Complete Chapter 2, "Battle of Anegawa".
Nene - Complete Chapter 2, "Battle of Xuchang".
Sakon Shima - Complete Chapter 1, "Battle of Ueda Castle".
Tachibana Ginchiyo - Complete Chapter 1, "Battle of Dong Kou".
Yoshihiro Shimazu - Complete Chapter 1, "Battle of Odawara Castle".

Samurai 3
CHARACTER - HOW TO UNLOCK
Aya-Gozen - Complete Chapter 3, "Battle of Shizugatake".
Hojo Ujiyasu - Complete Chapter 3, "Battle of Nagasaka".
Hosokawa Gracia - Complete Chapter 3, "Battle of Guang Zhong".
Ishikawa Goemon - Complete Chapter 2, "Battle of Kyushu".
Kaihime - Complete Chapter 1, "Battle of Odawara Castle".
Kato Kiyomasa - Complete Chapter 2, "Battle of Hasedo".
Kuroda Kanbei - Complete Chapter 1, "Battle of Dong Kou".
Masanori Fukushima - Complete Chapter 1, "Battle of Shou Chun".
Miyamoto Musashi - Complete Chapter 1, "Battle of Odawara Castle Post-modification".
Mori Motonari - Complete Chapter 2, "Battle of Sekigahara".
Sasaki Kojiro - Complete Chapter 2, "Battle of Nan Zhong".
Shibata Katsuie - Complete Chapter 2, "Battle of Xuchang".
Tachibana Muneshige - Complete Chapter 2, "Battle of Xing Shi".
Takenaka Hanbei - Starting Character.

Others 1
CHARACTER - HOW TO UNLOCK
Da Ji - Clear Battle of Sekigahara, Chapter 2
Diaochan - Clear Battle of Tong Gate - Redux, Chapter 3
Dong Zhuo - Clear Battle of Chengdu, Chapter 3
Fu Xi - Clear Battle of Honnoji, Chapter 3
Kiyomori Taira - Complete Story Mode with TRUE Ending
Lu Bu - Clear Battle of Osaka Castle, Chapter 3, and replay the stage with Diaochan in the team. Meet Lu Bu before he is defeated, then finish the stage.
Meng Huo - Clear Battle of Nanzhong, Chapter 2
Nuwa - Clear Battle of Fan Castle, Chapter 3
Orochi - Clear all 3 endings
Sun Wukong - Clear all 3 endings
Taigong Wang - Clear Battle of Shouchun, Chapter 1
Yoshitsune Minamoto - Clear Battle of Shouchun, Chapter 1
Yuan Shao - Clear Battle of Jiange, Chapter 2
Zhang Jiao - Clear Battle of Guangzong, Chapter 3
Zhurong - Clear Battle of Nanzhong, Chapter 2
Zuo Ci - Clear Battle of Anegawa, Chapter 2

Others 2
CHARACTER - HOW TO UNLOCK
Achilles - Complete Chapter 2, "Battle of Sekigahara".
Ayane - Complete Chapter 2, "Battle of Hasedo".
Benkei - Complete Chapter 2, "Battle of Anegawa".
Dodomeki - Complete story mode with any ending.
Gyuki - Complete story mode with any ending.
Himiko - Complete Chapter 2, "Battle of Sekigahara".
Jeanne d'Arc - Complete Chapter 2, "Battle of Mount Ding Jun".
Kaguya - Complete Prologue.
Ne Zha - Complete story mode with TRUE ending.
Nemea - Complete Chapter 2, "Battle of Kyushu".
Orochi X - Complete story mode with TRUE ending.
Orochi X - Clear all 3 endings
Ryu Hayabusa - Complete Chapter 2, "Battle of Anegawa".
Sanzo Hoshi - Complete Chapter 2, "Battle of Tao Shui".
Shuten-doji - Complete Chapter 2, "Battle of Xuchang".
Susanoo - Complete story mode with TRUE ending.