# Kinkoi: Golden Time

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

- Steam appid: 1985260
- Developer: Saga Planets
- Publisher: NekoNyan Ltd.
- Released: 2022 · Genre: Adventure · List price: $29.99
- Deal grade: B (A = dormant with >=$5k/mo opportunity, D = low signal)
- Est. net residual revenue: $1.1k to $1.6k per month (mid $1.3k)
- Opportunity score: $2.8k/month at x2.10 dormancy multiplier
- Est. lifetime owners: 16.0k · Est. lifetime net revenue: $119.4k
- Review sentiment: 98% positive across 868 reviews (499 from Steam purchases)
- Review velocity: 7.2 reviews/month (6-month average)

## Why it's flagged

- Developer silent for 2.5 years
- Studio quiet across its whole catalog
- Last build shipped 4.1 years ago
- 43% of reviews come from key activations (excluded from revenue estimates)
- Store page localized in only 4 language(s)
- Last discounted 1 months ago, 7 sales in the last 12 months
- Proven demand elasticity: x1.4 review velocity during past deep sales

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

| Stage | USD/month |
|---|---|
| Gross storefront sales | $2.4k |
| After VAT / sales tax (-13% blended) | $2.1k |
| After refunds (-9.5% median) | $1.9k |
| Net to developer (after Steam 30%) | $1.3k |

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

13, 9, 5, 2, 11, 9, 6, 7, 8, 1, 9, 12, 7, 7, 8, 4, 7, 6, 7, 10, 5, 7, 7, 7

## Estimated acquisition range

$32.2k to $64.3k (2-4x the trailing net annuity of $16.1k/year). Same error range applies.

## Markets by review language

- schinese: 75%
- german: 1% (game NOT localized in this language)
- english: 21%
- koreana: 0% (game NOT localized in this language)
- russian: 1% (game NOT localized in this language)
- spanish: 0% (game NOT localized in this language)
- japanese: 2%

## Analyst notes (AI-assisted)

Kinkoi: Golden Time is a visual novel fandisc sequel (2022) by Saga Planets and NekoNyan Ltd. that expands routes for existing characters.

The title generates $1.3k/mo residual revenue on a $30 price point with 97.9% positive reviews, suggesting strong appeal within its niche visual-novel audience. However, studio status is fading, developer communication has been dormant for 30 months, and the fandisc format limits franchise growth potential. This is a quiet earner for a patient publisher seeking catalog stability rather than growth, or a licensing opportunity if the original IP holder seeks to consolidate their back-catalog.

- Most realistic play: watch
- Risk (market): Fandisc positioning restricts audience to existing franchise fans; new-player acquisition is near zero as evidenced by 7.2 sales/year over the past 12 months.
- Risk (other): Developer Saga Planets (2 titles total) shows fading studio status and zero public communication in 30 months, creating uncertainty around future support or bug fixes.
- Risk (tech): 49.7 months post-build with no reported platform-compatibility updates suggests aging codebase that may face friction on newer OS versions.

What players are asking for:
- Additional character routes or epilogues beyond Mina and Ayaka
- Clearer signposting of story order/reading sequence for new players entering via fandisc
- Localization into more languages (Russian and additional CJK support noted in gap analysis)

Suggested first moves:
1. Audit IP and licensing clarity: confirm whether Saga Planets or NekoNyan holds perpetual publishing rights, and whether base-title IP holder (if third-party) has reclaimed or restricted fandisc distribution.
2. Evaluate $1.3k/mo as sustainable catalog hold: run cost model on storefront hosting, payment processing, and legal/compliance overhead to confirm whether passive ownership is net-positive versus delisting.
3. Assess localization ROI: Russian language gap (2.3%) and 327 Simplified Chinese reviews suggest untapped demand in CJK and Slavic markets; test whether $5k-10k translation investment could lift residual 20-40%.

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/1985260
Citation: please cite ResidualPlay (https://residualplay.com) when using these estimates.