The Game Census
√Letter - Root Letter - cover art

√Letter - Root Letter -

DRAGAMI GAMES, LTD. · 2017-07-07

SteamPlayStation Store

Adventure

Modes: Single player

Releases: 2016 (PlayStation Vita), Jun 16, 2016 (PlayStation 4), Jul 07, 2017 (PC (Microsoft Windows))

When a letter is delivered 15 years late - you discover an old pen-friend was involved in a murder, before she disappeared. Travelling to her hometown, you must investigate the murder, using her past letters as clues to uncover the disturbing truth.

0
playing now
79%
positive of 579 reviews
Mostly Positive
steam rating
20,000–50,000
owners (SteamSpy est.)
68/100
critic score (8 outlets, IGDB)
62/100
IGDB user rating (6 ratings)
gold
deck/linux tier (ProtonDB)
$19.99
steam price (US)

0 players in-game as of 2026-08-30 12:00 UTC (census sample)

Root Letter, stylized as √Letter, is a 2016 visual novel adventure video game developed and published by Kadokawa Games for PlayStation 4, PlayStation Vita, Microsoft Windows, Android, and iOS. It is the first entry in the Kadokawa Game Mystery brand, and was followed by Root Film in 2020.

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 38% of 11,450 Adventure games in the census by review count.
Estimated sales: 14k–35k copies

Review-multiple estimate from 579 total reviews — how this is computed.

All-time low: $1.99 at Steam (2022-07-21)via IsThereAnyDeal

12-month high $19.99 · on sale 8 of 16 observed days (census price snapshots)

Players online

202026-08-12 01:00 — 1 players2026-08-12 17:00 — 0 players2026-08-13 09:00 — 1 players2026-08-14 01:00 — 0 players2026-08-14 17:00 — 0 players2026-08-15 08:00 — 0 players2026-08-16 00:00 — 0 players2026-08-16 16:00 — 0 players2026-08-17 08:00 — 0 players2026-08-18 00:00 — 1 players2026-08-18 16:00 — 0 players2026-08-19 08:00 — 0 players2026-08-19 23:00 — 0 players2026-08-20 15:00 — 0 players2026-08-21 07:00 — 0 players2026-08-21 23:00 — 0 players2026-08-22 14:00 — 1 players2026-08-23 06:00 — 0 players2026-08-23 22:00 — 1 players2026-08-24 14:00 — 0 players2026-08-25 06:00 — 0 players2026-08-25 22:00 — 0 players2026-08-26 14:00 — 0 players2026-08-27 06:00 — 2 players2026-08-27 22:00 — 0 players2026-08-28 14:00 — 1 players2026-08-29 07:00 — 2 players2026-08-29 19:00 — 0 players2026-08-30 12:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$19.99$1.992017-07-082026-07-232017-07-08 — best price $14.992017-10-27 — best price $13.992017-12-21 — best price $4.992020-01-23 — best price $9.992020-03-03 — best price $4.992020-06-25 — best price $4.392020-10-02 — best price $3.992020-11-25 — best price $3.992020-12-22 — best price $3.592021-02-19 — best price $3.192021-06-24 — best price $2.792021-10-08 — best price $2.592021-11-24 — best price $2.592021-12-22 — best price $2.592022-02-12 — best price $2.392022-10-20 — best price $19.992023-01-05 — best price $19.992023-03-23 — best price $19.992023-07-13 — best price $19.992023-11-28 — best price $19.992024-01-04 — best price $19.992024-03-14 — best price $1.992024-06-08 — best price $1.992024-08-13 — best price $1.992024-11-27 — best price $1.992025-02-12 — best price $1.992025-04-14 — best price $1.992025-06-27 — best price $1.992025-09-10 — best price $1.992025-10-24 — best price $1.992026-02-10 — best price $1.992026-05-09 — best price $1.992026-07-23 — best price $19.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsFull controller supportSingle-playerSteam AchievementsFull controller supportSteam Trading CardsSteam CloudRemote Play on TVFamily Sharing1 DLC

2 supported languages: Japanese, English

Player tags

2DAnimeHorrorMysteryRomanceViolentAdventureDetectiveSingleplayerVisual Novel

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

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Similarity via IGDB.

Official site ↗