二万分の一の雨粒達 - One in 20,000 raindrops

斜塔ソンブレロ · 2026 · $3.99 · Adventure · deal grade B

Measured on 2026-09-24 07:06 UTC, 12 days ago. The whole catalog is re-measured daily; a game that just launched can move fast between passes.

• Estimated net residual revenue: $230 to $346 per month
• Opportunity: $547 per month at x1.90 dormancy
• Estimated lifetime owners: 1.8k
• 98% positive across 46 reviews · 8.6 reviews/month

Why it's flagged

• No developer announcement on record, ever
• Store page localized in only 1 language(s)

Analyst notes (AI-assisted)

Note written 2026-09-04; the live figures above take precedence over any numbers in it.

A short Japanese visual novel about a high school student's final school trip, told through atmospheric writing and evocative soundtrack.

This title sits at the intersection of quiet, cultured indie publishing and genuine player devotion: nearly 98% positive sentiment across 42 reviews, with players actively translating and discussing it despite zero developer marketing in the past year. The work appears to be a labor of passion from a small Japanese studio, with residual monthly income in the mid-three figures and a mid-sized owner base. For a publisher or platform seeking catalog depth in visual-novel or literary-adventure verticals, or a studio evaluating IP acquisition for localization and community revival, the low barrier to entry and high community warmth present a low-risk test case. Most realistic play: publishing.

• Risk: Zero reviews or activity over past 12 months from developer signals a dormant title; revival requires active marketing spend that may not recoup against the current modest residual base.
• Risk: Single-language build (likely Japanese) with player-driven English translation community; official localization would demand coordination with translator and full QA.
• Risk: Studio maintains only two titles and shows no recent web presence; acquisition would require direct rights negotiation with a potentially inactive or hard-to-reach party.

This case as Markdown · Estimates carry ±30-50% error per title.