wiki of "Manga Taishō"

The Manga Taishō (マンガ大賞?) is an annual Japanese manga award. 

First iteration 
In the inaugural edition of the award in 2008, twelve manga were nominated and the winner was Gaku, by Shinichi Ishizuka.
Winner: Gaku: Minna no Yama, by Shinichi Ishizuka 
Nominees: 
Umimachi Diary 1: Semishigure no Yamugoro, by Akimi Yoshida (3rd place) 
Ōoku: The Inner Chambers, by Fumi Yoshinaga 
Kinō Nani Tabeta?, by Fumi Yoshinaga 
Kimi ni Todoke, by Karuho Shiina 
Imperial Guards, by Daisuke Satō and Yu Ito 
Tomehane! Suzuri Kōkō Shodōbu, by Katsutoshi Kawai 
Natsume's Book of Friends, by Yuki Midorikawa 
Himawari: Kenichi Legend, by Akiko Higashimura 
Flower of Life, by Fumi Yoshinaga 
Moyasimon: Tales of Agriculture, by Masayuki Ishikawa 
Yotsuba&!, by Kiyohiko Azuma (2nd place) 


2nd iteration 
In the second edition in 2009 there were ten manga nominated[3] and the winner was Chihayafuru, by Yuki Suetsugu.
Winner: Chihayafuru, by Yuki Suetsugu 
Nominees: 
Space Brothers, by Chūya Koyama 
March Comes in Like a Lion, by Chika Umino 
Shinya Shokudō, by Yarō Abe 
Seishun Shōnen Magazine 1978-1983, by Makoto Kobayashi 
Saint Young Men, by Hikaru Nakamura 
Tomehane! Suzuri Kōkō Shodōbu, by Katsutoshi Kawai 
Toriko, by Mitsutoshi Shimabukuro 
Mama ha Tenparist, by Akiko Higashimura 
Yondemasuyo, Azazel-san, by Kubo Yasuhisa 

3rd iteration 
In the third edition in 2010 there were ten manga nominated[5] and the winner was Thermae Romae, by Mari Yamazaki.
Winner: Thermae Romae, by Mari Yamazaki 
Nominees: 
I Am a Hero, by Kengo Hanazawa 
Aoi Honoo, by Kazuhiko Shimamoto 
Space Brothers, by Chūya Koyama 
Otoko no Isshō, by Keiko Nishi 
Princess Jellyfish, by Akiko Higashimura 
Kōkō Kyūji Zawa-san, by Eriko Mishima 
Bakuman, by Tsugumi Ohba and Takeshi Obata 
Mushi to Uta: Ichikawa Haruko Sakuhin-Shū, by Haruko Ichikawa 
Moteki, by Mitsurou Kubo 

4th iteration 
In the fourth edition in 2011 there were thirteen manga nominated and the winner was March Comes in Like a Lion, by Chika Umino.
Winner: March Comes in Like a Lion, by Chika Umino 
Nominees: 
I Am a Hero, by Kengo Hanazawa 
A Bride's Story, by Kaoru Mori 
Omo ni Naitemasu, by Akiko Higashimura 
Kokkoku, by Seita Horio 
Sayonara mo Iwazu ni, by Kentarō Ueno 
Saru, by Daisuke Igarashi 
Shitsuren Shokoratie, by Setona Mizushiro 
Shingeki no Kyojin, by Hajime Isayama 
Drifters, by Kouta Hirano 
Don't Cry Girl, by Tomoko Yamashita 
Hana no Zubora-Meshi, by Masayuki Kusumi and Etsuko Mizusawa 
Mashiro no Oto, by Marimo Ragawa 

5th iteration 
In the fifth edition in 2012 there were fifteen manga nominated. The winner, Silver Spoon by Hiromu Arakawa, was announced on March 23, 2012.
Winner: Silver Spoon, by Hiromu Arakawa 
Nominees: 
I Am a Hero, by Kengo Hanazawa 
The Flowers of Evil, by Shūzō Oshimi 
Gurazeni, by Yūji Moritaka and Keiji Adachi 
Getenrou, by Masakazu Ishiguro 
Shigatsu wa Kimi no Uso, by Naoshi Arakawa 
Shōwa Genroku Rakugo Shinjū, by Haruko Kumota 
Giga Tokyo Toy Box, by Ume 
Takasugi-san-chi no O-Bentou, by Nozomi Yanahara 
Tonari no Seki-kun, by Takuma Morishige 
Drifters, by Kouta Hirano 
25-ji no Bakansu, by Haruko Ichikawa 
Nobunaga Concerto, by Ayumi Ishii 
Hibi Rock, by Katsumasa Enokiya 
Hōzuki no Reitetsu, by Natsumi Eguchi 

6th iteration 
In the sixth edition in 2013 there were eleven manga nominated
Nominees: 
Ansatsu Kyōshitsu, by Yusei Matsui 
Ballroom e Yōkoso, by Tomo Takeuchi 
Bokura no Funka-sai, by Keigo Shinzō 
A Bride's Story, by Kaoru Mori 
Hi Score Girl, by Rensuke Oshikiri 
Kui Ryōko Sakuhin-shū: Seven Little Sons of the Dragon, by Ryōko Kui 
Ningen Karimen-chū, by Taeko Uzugi 
Ore Monogatari!!, by Kazune Kawahara and Aruko 
Sanzoku Diary, by Kentarō Okamoto 
Terra Formars, by Yū Sasuga and Kenichi Tachibana 
Umimachi Diary, by Akimi Yoshida