# Touhou Chireiden ~ Subterranean Animism.

> ResidualPlay case file: an overlooked Steam game still earning residual revenue. Estimates carry a ±30-50% error range per title.

- Steam appid: 1100150
- Developer: 上海アリス幻樂団
- Publisher: Mediascape Co., Ltd.
- Released: 2020 · Genre: Action · List price: $14.99
- Deal grade: B (A = dormant with >=$5k/mo opportunity, D = low signal)
- Est. net residual revenue: $956 to $1.4k per month (mid $1.2k)
- Opportunity score: $2.5k/month at x2.10 dormancy multiplier
- Est. lifetime owners: 23.9k · Est. lifetime net revenue: $77.0k
- Review sentiment: 97% positive across 830 reviews (797 from Steam purchases)
- Review velocity: 14.8 reviews/month (6-month average)

## Why it's flagged

- Developer silent for 5.8 years
- Studio quiet across its whole catalog
- Last build shipped 5.8 years ago
- Store page localized in only 1 language(s)
- Last discounted 2 months ago, 1 sales in the last 12 months

## Where a gross dollar goes (monthly, at current velocity)

| Stage | USD/month |
|---|---|
| Gross storefront sales | $2.2k |
| After VAT / sales tax (-13% blended) | $1.9k |
| After refunds (-9.5% median) | $1.7k |
| Net to developer (after Steam 30%) | $1.2k |

## Monthly review counts, oldest to newest (24 months)

20, 11, 9, 11, 8, 11, 5, 14, 9, 16, 9, 14, 26, 13, 7, 13, 10, 13, 10, 10, 10, 12, 27, 20

## Estimated acquisition range

$28.7k to $57.4k (2-4x the trailing net annuity of $14.3k/year). Same error range applies.

## Analyst notes (AI-assisted)

Touhou 11: Subterranean Animism is a vertically scrolling bullet-hell shooter from 2020 with anime aesthetics, challenging difficulty curves, and a Japanese-language narrative.

This title maintains steady residual revenue of $1,194/mo across a 23.9K unit installed base despite zero developer communication in 69 months and a single sale in the past year. The 97% positive score and consistent 15 reviews/month signal a durable, self-sustaining niche community. Acquisition makes limited sense given the solo-developer status and non-negotiable Japanese IP control, but a publishing partner seeking catalog depth in the hardcore shmup space or a platform looking to deepen bullet-hell offerings should monitor pricing elasticity and seasonal sales windows.

- Most realistic play: watch
- Risk (other): Developer (上海アリス幻樂団, Team Shanghai Alice) is a one-person operation with no recent communication; future updates or ports are unlikely without direct acquisition of the entire catalog.
- Risk (market): Velocity shows volatile monthly sales (5–27 units) with no discernible seasonal pattern; opportunity upside of $2.5K/mo is modest and highly uncertain.
- Risk (tech): 69-month gap since build date suggests no engine maintenance, platform compatibility updates, or resolution/controller parity work; technical debt on newer OS versions unknown.

What players are asking for:
- Desire to complete extra/lunatic difficulty stages (player-driven challenge seeking)
- Community memes and roleplay (fan culture is active but insular)

Suggested first moves:
1. Audit the Touhou catalog across all platforms (Steam, itch.io, direct) to establish total lifetime revenue and install-base overlap; assess whether a bundled acquisition of multiple titles is viable.
2. Interview 3–5 active Discord or forum moderators to validate whether Japanese-only UI/text is a hard blocker for growth, or if fan translation patches exist.
3. Run a A/B pricing test: hold at $14.99 vs. discount to $9.99 for 4 weeks and measure elasticity; at -1 elasticity, lower pricing may unlock revenue.

Generated 2026-08-20 from public signals and player reviews. Directional, not diligence.

## Methodology

Units are estimated from Steam-purchase reviews times a release-cohort multiplier (Boxleiter method, 20-75x by year). 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/1100150
Citation: please cite ResidualPlay (https://residualplay.com) when using these estimates.