---
title: "KEIICHIRO YAMAOKA — Publisher Overview"
type: publisher
publisher: "KEIICHIRO YAMAOKA"
publisher_slug: "keiichiro-yamaoka"
canonical_url: "https://marlvel.ai/publishers/keiichiro-yamaoka"
last_updated: 2026-05-09T09:00:37.332Z
source: Marlvel.ai
license: CC-BY-NC-4.0
citation: "Marlvel.ai — KEIICHIRO YAMAOKA Publisher Overview"
---
## ⚠ Content Warning

This publisher's portfolio includes apps classified as sensitive (adult). Information is aggregated from public sources for informational purposes only. This publisher has apps with mature themes. Viewer discretion is advised.

---

# KEIICHIRO YAMAOKA — Publisher Overview

> Facilitating social connections and real-time sports tracking for mobile users. Providing tools for interest-based discovery and live match updates.

- **Publisher:** KEIICHIRO YAMAOKA
- **Overview generated:** 2026-05-09
- **License:** CC-BY-NC 4.0

## Executive summary

The publisher operates a bifurcated portfolio that lacks a unified strategic focus, spanning both social networking and sports utility. By maintaining disparate apps in unrelated categories, the publisher avoids deep vertical integration, instead opting for a broad-reach approach to user acquisition. The lack of a cohesive product ecosystem suggests an experimental development strategy rather than a specialized market play.

## Publisher DNA

- **Primary focus:** Social networking and sports utility apps
- **Scale:** indie
- **Target audience:** Football enthusiasts and individuals seeking interest-based social discovery and voice-based interaction.

## Portfolio momentum

- **Velocity:** active
- **Active apps:** 2
- **Abandoned apps:** 0
- **Last major release:** 9 days ago

Released 8 updates across 2 apps in the last 6 months, indicating active maintenance and development cycles.

## Aggregated portfolio metrics

- **Total reviews (all apps):** 27
- **Weighted rating:** 3.48 / 5
- **Apps in portfolio:** 2

## Category breakdown

| Category | Apps | Share |
| :--- | :--- | :--- |
| Sports | 1 | 50% |
| Social Networking | 1 | 50% |

## Top apps

- **SoMatch-Chat&Make Friend** — Primary social networking title with 27 reviews.
- **GOAT Football - Live Scores** — Recent sports utility launch released in April 2026.

## Signature patterns

- Free-to-use pricing model across all titles
- Focus on real-time data and user interaction features
- Development of utility-driven mobile experiences

## Bottom line

The publisher maintains a small, experimental portfolio with no clear category dominance. Future viability depends on whether they can achieve scale in either the social or sports vertical.

---
© 2026 Marlvel.ai | [Publisher apps index](https://marlvel.ai/api/llm/publishers/keiichiro-yamaoka) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.

---
© 2026 Marlvel.ai | [Full publisher profile](https://marlvel.ai/publishers/keiichiro-yamaoka) | [Publisher apps index](https://marlvel.ai/api/llm/publishers/keiichiro-yamaoka) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.