--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "日本の歴史クイズ - 日本史 一問一答" developer_entity: "StudySwitch, Inc." bundle_id: "jp.co.gakkonet.quizbasicnihonshi2" app_store_id: "946696499" category: "Education" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-02-25" report_date: "2026-05-24" last_verified: "2026-05-24T13:57:00.090Z" report_version: "8.22.0" total_reviews: 9 overall_rating: 4.33 confidence: "low" confidence_score: 0.5 data_age_days: 21 momentum_velocity: "maintenance" intelligence_version: 6 nemesis: "US Citizenship Test 2025 ・" competitor_count: 7 tags: ["education", "free", "mobile app", "app review", "app analysis", "junior", "school", "students"] canonical_url: "https://marlvel.ai/intel-report/education/jp-co-gakkonet-quizbasicnihonshi2" license: "CC-BY-NC 4.0" content_version: "v2" --- # 日本の歴史クイズ - 日本史 一問一答 App Audit ## TL;DR {#tldr} - **Category**: Education · Free - **Signal**: Rating 4.33 > **TL;DR:** 日本の歴史クイズ - 日本史 一問一答 is a education app by StudySwitch, Inc., rated 4.33/5 by 9 users, available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** 日本の歴史クイズ - 日本史 一問一答 is a education app by StudySwitch, Inc.. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.33/5 (9 reviews) | | **Category** | Education | | **Developer** | StudySwitch, Inc. | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Low (0.5/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** StudySwitch, Inc. - **Category:** Education - **Target Audience:** Junior high and high school students studying Japanese history, as well as history enthusiasts. - **Platforms:** iOS & Android - **Version Audited:** 8.22.0 - **Audit Date:** 2026-05-24 - **Signal Count:** 9 reviews analyzed - **Confidence:** Low (0.5/1.0) - **App Store ID (iOS):** 946696499 - **Bundle ID:** jp.co.gakkonet.quizbasicnihonshi2 - **Google Play ID:** jp.co.gakkonet.quizbasicnihonshi2 - **Performance Trend:** Stable - **Data Window:** Analysis based on signals collected up to 2026-05-24 - **Short Description:** The history of Japan and keywords of Japanese history are given in a quiz format of one question and one answer. Let's challenge 430 questions in 14 eras from the Jomon period to the present day! ## Executive Snapshot **What it is:** 日本の歴史クイズ - 日本史 一問一答 is an educational quiz app for students and history enthusiasts, featuring 430 questions across 14 historical eras. **Why users hire it:** Users hire the app to memorize dense historical facts for academic exams, using the era-based structure to break down complex curricula into manageable study sessions. ## App DNA (Features & Intent) - **[Standard] Era-based Quiz Modules:** 430 questions categorized into 14 historical eras from Jomon to present day - **[Differentiator] Historical Summary Pages:** Review pages for each era with toggleable keyword visibility for memorization - **[Differentiator] GIGA School Integration:** Free distribution of educational content to school-issued iPad hardware ## Market Position {#market-position} The app maintains a 4.33 rating on iOS with 9 reviews, reflecting a niche academic utility rather than mass-market appeal. ## Monetization Strategy - **Model:** Free - **Tiers:** Fully free access to all content and features - **Analysis:** Ad-supported model providing full feature access to maximize user base and ad-impression volume. ## SWOT Analysis {#swot} **Core Strengths:** - GIGA School integration functions as a B2B distribution moat into school-issued hardware - 14-era structure provides a granular, curriculum-aligned learning path **Critical Frictions:** - Text-only format lacks engagement compared to visual rivals - 0-rating count on Android indicates poor platform-specific visibility **Growth Levers:** - Audio-based pronunciation guides could address the current gap for auditory learners - AR-based historical map integration could modernize the static summary pages **Market Threats:** - WikiTok's short-form video feed format disrupts the static quiz market - Lack of social features limits organic growth compared to gamified rivals ## Recent Changes (v5 → v6) {#recent-changes} The app's core functionality remains unchanged, but the PM strategy has pivoted to address specific competitive gaps in audio accessibility and Android acquisition. **Overall trend**: Stable **Compared at**: 2026-05-24 ### High-impact changes - **[Shifted] PM Action Items** (positioning) — Action items shifted from general review incentivization to specific Android discovery audits and audio-guide implementation to match nemesis capabilities. ### Medium-impact changes - **[Shifted] SWOT Framing** (swot) — Strengths and weaknesses were re-articulated to emphasize B2B distribution barriers and platform-specific acquisition failures rather than generic metrics. - **[Added] Expanded Feature Gaps** (features) — Added AR-based historical visualization and interactive mapping tools to the feature gap list to reflect competitive pressure from Kinfolk and Polis Inventory. ## Rivals Landscape {#rivals} > Competitive positioning identified by AI analysis of app features, category, and market signals. ### 日本の歴史クイズ - 日本史 一問一答 vs US Citizenship Test 2025 ・ — Head to Head - **[US Citizenship Test 2025 ・](https://marlvel.ai/intel-report/education/us-citizenship-test-2025)** by GETBOKS LLC: This app competes for the same 'exam preparation' user segment, leveraging high-frequency quiz formats to help users master dense, fact-based historical and civic curricula. - **Key differences:** - Offers integrated audio pronunciation guides which significantly improve accessibility for non-native language learners studying history - Provides a robust offline study mode that allows users to practice without consistent internet connectivity requirements - Maintains a massive review volume and high rating, establishing strong social proof and trust in the category - **Where 日本の歴史クイズ - 日本史 一問一答 wins:** - ✅ Focuses on a specific, deep-dive historical timeline rather than broad civic knowledge, appealing to academic students - ✅ Structured into 14 distinct historical eras, providing a more granular learning path for Japanese history enthusiasts - **Where US Citizenship Test 2025 ・ wins:** - ❌ Massive user base and review count create a significant network effect and perceived authority in the market - ❌ Includes audio-based learning features that cater to auditory learners, a major gap in the target's text-only format - **Verdict:** The target app should prioritize adding audio support and expanding its community-driven review features to compete with the nemesis's established social proof. ### Peers (What They Do Better) - **[AR Globe - David Rumsey Maps](https://marlvel.ai/intel-report/education/ar-globe-david-rumsey-maps)** by David Rumsey: This app provides a visual, geography-based approach to history, overlapping with the target's goal of making historical facts accessible. - Provides a unique AR globe visualization that allows users to explore historical maps in a 3D environment - Offers a curated library of historic globes that provides deep visual context for global historical events - **[Pharaoh Finder](https://marlvel.ai/intel-report/education/pharaoh-finder)** by Aviametrix, LLC: This app competes by offering a specialized, quiz-like interface for historical study, specifically targeting ancient history enthusiasts. - Employs a drag-and-drop cartouche matching mechanic that provides a more tactile and engaging interaction than standard quizzes - Supports specialized Gardiner Code input, catering to a niche academic audience interested in Egyptian hieroglyphics - **[Kinfolk](https://marlvel.ai/intel-report/education/kinfolk)** by Kinfolk Tech Foundation: Kinfolk targets the same history-focused audience by gamifying the learning experience through quests and community-based archives. - Utilizes augmented reality to visualize historical monuments, offering a highly immersive experience the target app lacks - Implements a gamified badge system that drives user retention through achievement-based progression and community interaction - **[Polis Inventory](https://marlvel.ai/intel-report/education/polis-inventory)** by Jess Taylor: Both apps serve as educational tools for history and social studies, focusing on the organization of historical data and academic datasets. - Features interactive mapping tools that provide spatial context to historical events, unlike the target's text-only quiz format - Includes contextual definitions that help users understand complex historical terminology while navigating the academic dataset ### New Kids on the Block (What's Innovative) - **[Time Traveler](https://marlvel.ai/intel-report/education/time-traveler)** by Blumoon: Time Traveler enters the market with a focus on location-based historical discovery, appealing to users interested in local history. - Integrates location-based search to surface historical events tied to the user's current physical surroundings - **[WikiTok: On This Day History](https://marlvel.ai/intel-report/reference/wikitok-on-this-day-history)** by samet bilgin: This newcomer disrupts the history space by using a modern, short-form video feed format to deliver daily historical facts. - Uses an infinite scroll feed and interactive media to capture attention, contrasting with the target's static quiz format ## What's New - **Latest (v2.5, 11 years ago):** Fixed factual errors in the 'Early Modern 3 (Mid-Edo) Genroku Culture' study materials and addressed minor bugs. ## App Momentum (Maintenance) {#momentum} - Ships regular content maintenance updates. - Maintains GIGA School distribution channel. > **Cadence:** 5 total versions · 0 majors in last 6 months · 87 days since last update · 184 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} 日本の歴史クイズ - 日本史 一問一答 is an established education app that is completely free. With a 4.33/5 rating from 9 reviews, it shows polarized user reception. > **Bottom Line:** The app secures a stable B2B position through GIGA School integration, but its static quiz format is increasingly vulnerable to media-rich competitors, so the PM should prioritize audio and visual engagement to prevent user attrition. **Best for:** Junior high and high school students studying Japanese history, as well as history enthusiasts. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] [MEDIUM IMPACT] Ship audio-based pronunciation guides because the nemesis app uses them to capture auditory learners → increase time-in-app. — *The nemesis app uses audio-based learning to build trust and accessibility, a clear gap in the current text-only format.* _(trade-off: deprioritize Push the UI redesign of summary pages to Q3 — audio accessibility has higher competitive impact.)_ - [ ] [PIVOT] [HIGH IMPACT] Audit Android discovery funnel because 0 ratings on Android suggest a visibility or store-listing failure → improve install velocity. — *The app has 9 ratings on iOS but 0 on Android, indicating a significant platform-specific acquisition failure.* _(trade-off: deprioritize Pause the content-update sprint for one cycle — fixing the acquisition funnel is a prerequisite for growth.)_ ### Feature Gaps vs Competitors - Audio-based pronunciation guides (available in US Citizenship Test 2025) - AR-based historical visualization (available in Kinfolk) - Interactive mapping tools (available in Polis Inventory) ### Outlook: Stable The education-app market is shifting toward immersive, media-rich experiences that prioritize engagement over rote memorization. While the app's GIGA School integration provides a protected B2B moat, the lack of feature evolution leaves it exposed to faster-moving, video-first entrants, so the PM must modernize the interface to avoid long-term irrelevance. - ⚪ The app maintains a steady, maintenance-focused update cadence, which preserves its B2B distribution channel but fails to capture new casual-user segments. - 🔴 The lack of Android engagement (zero ratings) signals a failure to penetrate the broader mobile market, which limits the app's long-term growth potential. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.33/5 | | Total Reviews | 9 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Trend | Stable | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **日本の歴史クイズ - 日本史 一問一答** (this app) | 4.33/5 | N/A | StudySwitch, Inc. | | [Pharaoh Finder](https://marlvel.ai/intel-report/education/pharaoh-finder) | 5.0/5 | Thrilled | Aviametrix, LLC | | [WikiTok: On This Day History](https://marlvel.ai/intel-report/reference/wikitok-on-this-day-history) | N/A/5 | N/A | samet bilgin | | [Time Traveler](https://marlvel.ai/intel-report/education/time-traveler) | N/A/5 | N/A | Blumoon | | [Kinfolk](https://marlvel.ai/intel-report/education/kinfolk) | 4.7/5 | Excited | Kinfolk Tech Foundation | | [US Citizenship Test 2025 ・](https://marlvel.ai/intel-report/education/us-citizenship-test-2025) | 4.7/5 | Thrilled | GETBOKS LLC | ## Company Profile - **Developer:** StudySwitch, Inc. - **Website:** [https://www.studyswitch.co.jp/?appstore](https://www.studyswitch.co.jp/?appstore) - **Social:** [Facebook](https://www.facebook.com/391154754640977?ref=embed_page) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/%E6%97%A5%E6%9C%AC%E3%81%AE%E6%AD%B4%E5%8F%B2%E3%82%AF%E3%82%A4%E3%82%BA-%E6%97%A5%E6%9C%AC%E5%8F%B2-%E4%B8%80%E5%95%8F%E4%B8%80%E7%AD%94/id946696499?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=jp.co.gakkonet.quizbasicnihonshi2&hl=en&gl=us) - **Dev Site:** [Official Website](https://www.studyswitch.co.jp/?appstore) - **Sources:** Developer website content, About us / company information, App store metadata, User reviews. ## Related Intel Reports - [*Pharaoh Finder*](https://marlvel.ai/intel-report/education/pharaoh-finder) (Aviametrix, LLC) — 5.0/5 Rating | Excellent Sentiment - [*WikiTok: On This Day History*](https://marlvel.ai/intel-report/reference/wikitok-on-this-day-history) (samet bilgin) — N/A Rating | N/A Sentiment - [*Time Traveler*](https://marlvel.ai/intel-report/education/time-traveler) (Blumoon) — N/A Rating | N/A Sentiment - [*Kinfolk*](https://marlvel.ai/intel-report/education/kinfolk) (Kinfolk Tech Foundation) — 4.7/5 Rating | Positive Sentiment - [*US Citizenship Test 2025 ・*](https://marlvel.ai/intel-report/education/us-citizenship-test-2025) (GETBOKS LLC) — 4.7/5 Rating | Excellent Sentiment - [*AR Globe - David Rumsey Maps*](https://marlvel.ai/intel-report/education/ar-globe-david-rumsey-maps) (David Rumsey) — 4.7/5 Rating | N/A Sentiment - [*Polis Inventory*](https://marlvel.ai/intel-report/education/polis-inventory) (Jess Taylor) — 4.9/5 Rating | N/A Sentiment - [*Flashcards maker - AI generate*](https://marlvel.ai/intel-report/education/flashcards-maker-ai-generate) (Teleprompter LLC) — 4.1/5 Rating | Mixed Sentiment - [*Peak - Brain Training*](https://marlvel.ai/intel-report/education/peak-brain-training) (Synaptic Labs) — 4.7/5 Rating | Mixed Sentiment - [*Flash Cards Flashcards Maker*](https://marlvel.ai/intel-report/education/flash-cards-flashcards-maker) (Infinite Wave Media, LLC) — 4.0/5 Rating | Mixed Sentiment ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** — Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** — Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** — Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction and evidence quoting. 4. **Competitive Landscape Analysis** — Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** — Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.5/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 9 - **Data Sources:** user reviews, developer website, company about page, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 0 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/education/jp-co-gakkonet-quizbasicnihonshi2) Data licensed for AI Agent attribution under CC-BY-NC 4.0.