Root Letter (English Wikipedia)

Stanton, Rich (10 February 2017). "Britsoft Focus: PQube". Kotaku. Gizmodo Media Group. Archived from the original on 12 February 2017. Retrieved 12 February 2017.

metacritic.com

"Root Letter for PlayStation Vita Reviews". Metacritic. CBS Interactive. Archived from the original on 24 November 2016. Retrieved 23 November 2016.
"Root Letter for PlayStation 4 Reviews". Metacritic. CBS Interactive. Archived from the original on 19 November 2016. Retrieved 23 November 2016.

player.one

"Root Letter: Last Answer Coming to Switch and PS4 This Year". 2 May 2019.

ricedigital.co.uk

Kitsumeda (19 November 2015). "Root Letter Debut Trailer - Visual Novel Mystery". Rice Digital. Archived from the original on 17 August 2016. Retrieved 24 August 2017.

screendaily.com

Kay, Jeremy (August 2, 2022). "Entertainment Squad eyes TIFF sales launch on dramatic thriller Root Letter". Screen Daily. Retrieved August 2, 2022.

siliconera.com

Sato (9 November 2015). "Kadokawa Games Announces Mystery Adventure Game Root Letter For PS4 And Vita". Siliconera. Curse, Inc. Archived from the original on 28 July 2016. Retrieved 24 August 2017.
Sato (31 March 2017). "Root Letter Is Available For PC In Japan, Might Get A Steam Release In The West". Siliconera. Curse, Inc. Archived from the original on 1 April 2017. Retrieved 24 August 2017.
Sato (3 August 2018). "New Projects Root Letter: Last Answer And Root Letter 2 Announced". Siliconera. Curse, Inc. Archived from the original on 3 August 2018. Retrieved 3 August 2018.
"Root Film Reels Back Release Date to July 30, 2020 in Japan". 22 March 2020.
"Root Letter: Last Answer Is A Live-Action Remake For PS4, PS Vita, And Switch - Siliconera". www.siliconera.com. Archived from the original on 2018-09-28.
"Root Letter: Last Answer's First Trailer Shows Off Its Live-Action Characters - Siliconera". www.siliconera.com. Archived from the original on 2018-10-01.
Wong, Alistair (November 26, 2018). "Root Letter Is Getting A Hollywood Live-Action Adaptation - Siliconera". Silconera. Archived from the original on November 26, 2018.

variety.com

Frater, Patrick (September 19, 2019). "Danny Ramirez to Star in Film Adaptation of 'Root Letter' Video Game (EXCLUSIVE)". Variety. Retrieved September 20, 2019.

web.archive.org

Sato (9 November 2015). "Kadokawa Games Announces Mystery Adventure Game Root Letter For PS4 And Vita". Siliconera. Curse, Inc. Archived from the original on 28 July 2016. Retrieved 24 August 2017.
Kitsumeda (19 November 2015). "Root Letter Debut Trailer - Visual Novel Mystery". Rice Digital. Archived from the original on 17 August 2016. Retrieved 24 August 2017.
Romano, Sal (16 November 2015). "Root Letter introduces actress AYA, game system". Gematsu. Archived from the original on 27 February 2017. Retrieved 24 August 2017.
Romano, Sal (10 November 2015). "Kadokawa Games announces Root Letter for PS4, PS Vita". Gematsu. Archived from the original on 29 May 2017. Retrieved 24 August 2017.
"Root Letter PS4/PS Vita Adventure Game's English-Subtitled Aya Video Streamed". Anime News Network. 17 November 2015. Archived from the original on 12 July 2016. Retrieved 25 September 2016.
Romano, Sal (13 June 2016). "PQube to publish Root Letter in the west". Gematsu. Archived from the original on 25 October 2016. Retrieved 24 August 2017.
Romano, Sal (4 October 2016). "Root Letter launches November 1 in North America, October 28 in Europe". Gematsu. Archived from the original on 10 November 2016. Retrieved 24 August 2017.
Sato (31 March 2017). "Root Letter Is Available For PC In Japan, Might Get A Steam Release In The West". Siliconera. Curse, Inc. Archived from the original on 1 April 2017. Retrieved 24 August 2017.
Romano, Sal (7 July 2017). "Root Letter now available for PC via Steam". Gematsu. Archived from the original on 24 August 2017. Retrieved 24 August 2017.
Chihiro (24 August 2017). "「√Letter ルートレタースマートフォンEDITION」が8月25日に配信開始。9月25日までは特別価格500円（税込）で購入可能". 4Gamer.net (in Japanese). Aetas, Inc. Archived from the original on 24 August 2017. Retrieved 24 August 2017.
Sato (3 August 2018). "New Projects Root Letter: Last Answer And Root Letter 2 Announced". Siliconera. Curse, Inc. Archived from the original on 3 August 2018. Retrieved 3 August 2018.
"Root Letter Mystery Visual Novel Gets Live-Action Project, Smartphone Version". Anime News Network. 25 August 2017. Archived from the original on 28 August 2017. Retrieved 25 August 2017.
"Root Letter: Last Answer Is A Live-Action Remake For PS4, PS Vita, And Switch - Siliconera". www.siliconera.com. Archived from the original on 2018-09-28.
"Root Letter: Last Answer's First Trailer Shows Off Its Live-Action Characters - Siliconera". www.siliconera.com. Archived from the original on 2018-10-01.
"Root Letter for PlayStation Vita Reviews". Metacritic. CBS Interactive. Archived from the original on 24 November 2016. Retrieved 23 November 2016.
"Root Letter for PlayStation 4 Reviews". Metacritic. CBS Interactive. Archived from the original on 19 November 2016. Retrieved 23 November 2016.
Romano, Sal (22 June 2016). "Media Create Sales: 6/13/16 – 6/19/16". Gematsu. Archived from the original on 22 June 2016. Retrieved 22 June 2016.
Romano, Sal (31 January 2017). "Root Letter worldwide sales top 200,000". Gematsu. Archived from the original on 31 January 2017. Retrieved 31 January 2017.
"『√Letter ルートレター』全世界累計販売本数が30万本を突破――PlayStation Storeのサマーセール2017でいまならPS4版が最大68%OFF". Famitsu (in Japanese). Enterbrain. 13 July 2017. Archived from the original on 24 August 2017. Retrieved 24 August 2017.
Romano, Sal (26 February 2018). "Root Letter worldwide sales top 400,000". Gematsu. Archived from the original on 26 February 2018. Retrieved 26 February 2018.
Stanton, Rich (10 February 2017). "Britsoft Focus: PQube". Kotaku. Gizmodo Media Group. Archived from the original on 12 February 2017. Retrieved 12 February 2017.
Wong, Alistair (November 26, 2018). "Root Letter Is Getting A Hollywood Live-Action Adaptation - Siliconera". Silconera. Archived from the original on November 26, 2018.