Award Years for Seiun Award
| 1970's: | 1970 | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 | 1978 | 1979 |
| 1980's: | 1980 | 1981 | 1982 | 1983 | 1984 | 1985 | 1986 | 1987 | 1988 | 1989 |
| 1990's: | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 |
| 2000's: | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 |
| 2010's: | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 |
| 2020's: | 2020 | 2021 | 2022 | 2023 | - | - | - | - | - | - |
| Best Japanese Long Story | ||
| Win |
上弦の月を喰べる獅子?じょうげんのつきをたべるしし
Jōgen no Tsuki wo Taberu Shishi Jougen no Tsuki wo Taberu Shishi |
夢枕獏?ゆめまくらばく
Yumemakura Baku |
| Best Japanese Short Story | ||
| Win |
アクアプラネット?Akuapuranetto
Akua Puranetto (Part 1 of 7) |
大原まり子?Ōhara Mariko
おおはらまりこ Ohara Mariko Oohara Mariko |
| Best Translated Long Story | ||
| Win |
時間衝突?じかんしょうとつ
(translation of Collision Course)
Jikan Shōtotsu Jikan Shoutotsu |
バリントン・J・ベイリー?Barinton J. Beirī
Barinton J. Beirii |
| Best Translated Short Story | ||
| Win |
青をこころに、一、二と数えよ?Ao o Kokoro ni, Ichi, Ni to Kazoe Yo
(translation of Think Blue, Count Two)
あおをこころに、いち、にとかぞえよ Ao wo Kokoro ni, Ichi, Ni to Kazoe yo |
コードウェイナー・スミス?Kōdoueinā Sumisu
Koodoueinaa Sumisu |
| Best Artist | ||
| Win | ---- |
道原かつみ?Katsumi Michihara
|
| Best Nonfiction | ||
| Win |
SFはどこまで実現するか―重力波通信からブラック・ホール工学まで?SF ha Doko Made Jitsugen Suru ka: Jūryokuha Tsūshin kara Burakku Hōru Kōgaku Made
(translation of Future Magic)
SF ha Doko Made Jitsugen Suru ka: Juuryokuha Tsuushin kara Burakku Hooru Kougaku Made SF wa Doko Made Jitsugen Suru ka: Jūryokuha Tsūshin kara Burakku Hōru Kōgaku Made SF wa Doko Made Jitsugen Suru ka: Juuryokuha Tsuushin kara Burakku Hooru Kougaku Made Esu Efu ha Doko Made Jitsugen Suru ka: Jūryokuha Tsūshin kara Burakku Hōru Kōgaku Made Esu Efu ha Doko Made Jitsugen Suru ka: Juuryokuha Tsuushin kara Burakku Hooru Kougaku Made Esu Efu wa Doko Made Jitsugen Suru ka: Jūryokuha Tsūshin kara Burakku Hōru Kōgaku Made Esu Efu wa Doko Made Jitsugen Suru ka: Juuryokuha Tsuushin kara Burakku Hooru Kougaku Made SFはどこまでじつげんするか―じゅうりょくはつうしんからブラック・ホールこうがくまで |
ロバート L. フォワード?Robāto L. Fowādo
|
| Special Award | ||
| --- No Award Given This Year ------- | ||
| * | ---- | |