The Game Census
Isekai Janken Hero cover art

Isekai Janken Hero

BFS · Mango Party · 2023-09-21

Steam

AdventureCasualRPGStrategy

Modes: Single player

Releases: Sep 22, 2023 (PC (Microsoft Windows))

The Goddess of this new world has armed you with the power of rock-paper-scissors and tasked you to defeat a group of monster girl Overlords. Will you finally get the monster girl harem of your dreams, or does this sound too good to be true?

84%
positive of 582 reviews
Very Positive
steam's rating (official)
pending
deck/linux tier (ProtonDB)
$9.99
steam price (US)

Health check

Quietly active
  • · 61 reviews in the last 8 weeks (~8/week).
  • · Review velocity up 7% vs the prior 8 weeks.
  • · Top 19% of 26,855 Adventure games in the census by review count.
Estimated sales: 12k–26k copies

Review-multiple estimate from 582 total reviews — how this is computed.

All-time low: $5.99 at Steam (2025-12-11)via IsThereAnyDeal

Review momentum

PositiveNegative
10510520232026Week of 2023-09-01: 105 positiveWeek of 2023-09-01: 25 negativeWeek of 2023-10-01: 23 positiveWeek of 2023-10-01: 7 negativeWeek of 2023-11-01: 36 positiveWeek of 2023-11-01: 8 negativeWeek of 2023-12-01: 24 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 17 positiveWeek of 2024-01-01: 3 negativeWeek of 2024-02-01: 14 positiveWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 21 positiveWeek of 2024-03-01: 5 negativeWeek of 2024-04-01: 10 positiveWeek of 2024-04-01: 1 negativeWeek of 2024-05-01: 18 positiveWeek of 2024-05-01: 1 negativeWeek of 2024-06-01: 14 positiveWeek of 2024-06-01: 2 negativeWeek of 2024-07-01: 23 positiveWeek of 2024-07-01: 2 negativeWeek of 2024-08-01: 8 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 21 positiveWeek of 2024-09-01: 4 negativeWeek of 2024-10-01: 10 positiveWeek of 2024-11-01: 10 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 13 positiveWeek of 2024-12-01: 2 negativeWeek of 2025-01-01: 6 positiveWeek of 2025-01-01: 3 negativeWeek of 2025-02-01: 4 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 4 positiveWeek of 2025-03-01: 2 negativeWeek of 2025-04-01: 6 positiveWeek of 2025-04-01: 1 negativeWeek of 2025-05-01: 11 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 4 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 9 positiveWeek of 2025-07-01: 3 negativeWeek of 2025-08-01: 8 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 2 positiveWeek of 2025-09-01: 1 negativeWeek of 2025-10-01: 6 positiveWeek of 2025-11-01: 7 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 6 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 5 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 7 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 5 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 10 positiveWeek of 2026-04-01: 7 negativeWeek of 2026-05-01: 6 positiveWeek of 2026-06-01: 5 positiveWeek of 2026-06-01: 1 negativeWeek of 2026-07-01: 5 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 6 positiveWeek of 2026-08-01: 2 negativeWeek of 2026-09-01: 2 positiveWeek of 2026-09-01: 2 negativeWeek of 2026-10-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Completion

33
achievements tracked
97.1%
earned "Bashful Cattia"
67.7%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerFamily Sharing2 DLC

4 supported languages: English, Traditional Chinese, Japanese, Simplified Chinese

Post-launch support: 2 DLC released, first 2023-09-22 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)27837%33

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Census log

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

Players also track

Big Bang EmpireUndress TournamentLust Academy - Season 1To Be or Not to BeRise of ErosVae Victis - Khan

Similarity via IGDB.