# Ambitious Road > ResidualPlay case file: an overlooked Steam game still earning residual revenue. Estimates carry a ±30-50% error range per title. **Measured on 2026-09-09 20:38 UTC.** The whole Steam catalog is re-measured daily; a game that just launched can move a lot between passes. - Steam appid: 4429120 - Developer: 黒木道仁 - Publisher: Imperial Project - Released: 2026 · Genre: Simulation · List price: $17.99 - Deal grade: B (A = dormant with >=$5k/mo opportunity, D = low signal) - Est. net residual revenue: $1.4k to $2.2k per month (mid $1.8k) - Opportunity score: $2.4k/month at x1.30 dormancy multiplier - Est. lifetime owners: 1.0k · Est. lifetime net revenue: $6.0k - Review sentiment: 88% positive across 25 reviews (25 from Steam purchases) - Review velocity: 12.0 reviews/month (6-month average) ## Why it's flagged - Developer active, last post 0 months ago - Store page localized in only 1 language(s) ## Where a gross dollar goes (monthly, at current velocity) | Stage | USD/month | |---|---| | Gross storefront sales | $3.3k | | After VAT / sales tax (-13% blended) | $2.9k | | After refunds (-9.5% median) | $2.6k | | Net to developer (after Steam 30%) | $1.8k | ## Monthly review counts, oldest to newest (2 months) 18, 6 ## Estimated acquisition range $43.4k to $86.9k (2-4x the trailing net annuity of $21.7k/year). Same error range applies. ## Markets by review language - japanese: 91% - schinese: 9% (game NOT localized in this language) ## Methodology Units are estimated from Steam-purchase reviews times a release-cohort multiplier, 40-75x by year. Cohorts from 2020 on are calibrated against 182 sales milestones announced by developers; older ones follow the published Boxleiter tables. Revenue uses an effective price (lifetime discounts and regional pricing) and nets out VAT (~13%), refunds (~9.5%) and Steam's 30% cut: roughly 55% of gross reaches the developer. Source: https://residualplay.com/game/4429120 Citation: please cite ResidualPlay (https://residualplay.com) when you publish or quote these estimates.