JP ELEC
Democratic Party (Minshutō / 民主党)
Constitutional Liberal Party - New Mainstream (Rikken Jiyūtō - Shin Honryū / 立憲自由党 - 新本流)
Constitutional Liberal Party - Anti-Mainstream (Rikken Jiyūtō - Hanshuryūha / 立憲自由党 - 反主流派)
Constitutional Liberal Party - Orthodoxy (Rikken Jiyūtō - Seitōkyōgi / 立憲自由党 - 正統教義)
Labor-Farmer Mass Party - Reformists (Taishū Rōnōtō - Kaikaku-ha / 大衆労農党)
Imperial Restoration Association - Far Right (Teikoku Ishin no Kai - Kyokuu /帝国維新の会 - 極右)
JCW VIDEO
Opposition Movement - Liberals (Hantai Undō - Jiyūshugisha / 反対運動 - 自由主義者)
Democratic Party (Minshutō / 民主党)
Opposition Movement - Conservatives (Hantai Undō - Shukyuuha 反対運動 - 守旧派)
Democratic Party - Authoritarians (Minshutō - Kyōken-teki / 民主党 - 強権的)
Japanese Communist Party - Worker-Farmer Faction (Nihon Kyōsan-tō - Rōnō-ha / 日本共産党 - 正統派)
Japanese Communist Party - Ultra-left (Nihon Kyōsan-tō - Sai Sayoku / 日本共産党 - 最左翼)
Central Workers' Assembly - Left (Chūōrōdō-sha Gikai - Sayoku / 中央労働者議会 - 左翼)
Japanese Communist Party - Moscow Faction (Nihon Kyōsan-tō - Mosukuwaha / 日本共産党 - モスクワ派)
Japanese Communist Party - Interim Central Directorate (Nihon Kyōsan-tō - ZANCHŪKYOKU (Zantei Chūō Sōkyoku) / 日本共産党 - 暫定中央総局 (ABBREVIATED))
Japanese Communist Party - Maoist Faction (Nihon Kyōsantō - Mou-ha / 日本共産党 - 毛派)
Ruling Coalition - Women's Progressive Party (Yotōrenritsu - Josei Shinpotō / 与党連立 - 女性進歩党)
Japanese Liberal Party (Nihon Jiyūtō / 日本自由党)
People's Life Party (Jinmin Seikatsu tō / 人民生活党)
National Reform Party (Zenkoku Kaikakutō / 全国的改革党)
The Chief (Ekashi / エカシ)
Northern Races' Party (Hokubu Minzokutō / 北部民族党)
2nd Tank Division (Sensha Dai-ni Shidan / 戦車第2師団)
National Integration Government (Kokuritsu Tōgō Seifu / 国立統合政府)
People's Revolutionary Party (Jinmin Kakumei-tō / 人民革命党)
Tiger Cell (Tora Saibō / 虎細胞)
Our Group (Warewaredan / 我々団)
Communal Army (Kyōdō Rikugun / 共同陸軍)
Federal Diet - Left (Renpō Gikai - Sayoku / 連邦議会 - 左翼)
East Asia Anti-Japan Armed Front - Scorpion Cell (EAAJAF - Sasori Saibō / 東アジア反日武装戦線 - さそり細胞)
World Revolution Ronin (Sekai Kakumei Rōnin / 世界革命浪人)
Karafuto Prefectural Government (Karafuto Kenritsu Seifu / 樺太県立政府)
Japan Prosperity Party - Developmentalist Faction (Nihon Han'eitō - Hattenkai / 日本繁栄党 - 発展会)
Imperial Court - Emperor (Kyūtei - Ten'nō / 宮廷 - 天皇)
Imperial Reconstruction Board (Teikoku Saiken Iinkai / 帝国再建委員会)
Imperial Japanese Navy (Dai-Nippon Teikoku Kaigun / 大日本帝國海軍)
National Democratic Party (Zenkoku Minshu-tō / 全国民主党)
Imperial Court - Chief Advisor (Kyūtei - Kanpaku / 宮廷 - 関白)
The Kokutai - Matsudaira Clan (Kokutai / Matsudaira-shi / 国体 - 松平氏)
Military Junta - Conservative Faction (Gunji Seiken - Hoshukeikai / 軍事政権 - 保守系会)
National Defense Association - Stable Policy Group (Kokubō Kyōkai - ANSEIKAI (Antei Seisakukai) / 国防協会 - 安定政策会)
National Revolutionaries (Kokumin-teki Kakumei-ha / 国民的革命派)
Revolutionary Construction Movement (Kakumeigo Kensetsu Undō / 日本革命家建設運動) -- FACTION: 大東亜新秩序運動 / Greater East Asia New Order Movement)
Army of the Rising Sun (Kyokujitsu no Gun / 旭日の軍 - 軍国派)
War Council - Militarists (Sensō Kaigi / 戦争会議)
Mintohren - Mainstream (Mintōren - Shuryū / 民闘連 - 主流)
Party of the Light (Hikari no Tō / 光の党)
House of Representatives - Kishi Faction (Shūgiin - Kishi-ha / 衆議院 - 岸派)
Prosperity Association - Bureaucrats (Han'ei Kyōkai - Kanryou / 繁栄協会 - 官僚)
House of Representatives - Abe Faction (Shūgiin - Abe-ha / 衆議院 - 安倍派)
National Emergency Government (Kokka Hijō Jitai Seifu / 国家非常事態政府)
Heisei Democrats (Heisei Minshu Shugi-sha / 平成民主主義者)
Liberal Restoration Party (Jiyū Ishin-tō / 自由維新党)
Board of Directors - Administrative Advisory Board (Riji-kai - Gyōsei Shimon Iinkai - GYŌSHINKAI / 理事会 - 行政諮問委員会)
Yamaguchi-gumi (Rokudaime Yamaguchi-gumi / 六代目山口組)
Supreme Kingpin (Kumicho / 組長)
Buraku Liberation League - Levelers (BKD - Suiheisha / 部落解放同盟 - 水平社)
Constituent Assembly (Kenpō Seitei Kaigi / 憲法制定会議)
Hokkeko Revolt (Hokkekō no Ran / 法華講の乱)
Head Temple Taiseki-Ji (Sōhonzan Taiseki-ji / 総本山大石寺)
Soka Gakkai (Sōka Gakkai / 創価学会)
National Socialist League - NSJAP (KSSD - NSJAP)
NSJAP - Orthodox (NSJAP - Seitō-ha / NSJAP - 正統派)
Happy Science (Kōfuku no Kagaku / 幸福の科学)
Aum Shinrikyo (Oumu Shinrikyō / オウム真理教)
Aum Shinrikyo - Devotees (Oumu Shinrikyō - Shinja / オウム真理教 - 信者)
FOCUS TREES:
Northern Dis. Army
Totsugeki! (突撃!) - Attack!
SUPEREVENTS:
Yamaguchi C.L. Victory
Daehyeogmyeong (대혁명) - The Great Revolution
Sources: Jisho Dictionary (jisho.org) and Google Translate.