{
  "@context": "https://koinonlink.com/schema/creator/v1.3",
  "@type": "Creator",
  "schema_version": "1.3",
  "id": "koinon:creator:tiktok_hatsunemiku0831",
  "url": "https://koinonlink.com/kol/tiktok/hatsunemiku0831",
  "alternate": {
    "html": "https://koinonlink.com/kol/tiktok/hatsunemiku0831",
    "json": "https://koinonlink.com/kol/tiktok/hatsunemiku0831.json",
    "markdown": "https://koinonlink.com/kol/tiktok/hatsunemiku0831.md"
  },
  "identity": {
    "display_name": "初音ミク（Hatsune Miku）",
    "handle": "hatsunemiku0831",
    "platform": "tiktok",
    "platform_url": "https://www.tiktok.com/@hatsunemiku0831",
    "website": "https://blog.piapro.net/",
    "country": "JP",
    "country_name": "Japan",
    "location_text": null,
    "entity_type": "creator",
    "person_id": null,
    "person_id_note": "Cross-platform identity not resolved for this creator.",
    "other_accounts": [],
    "claimed": false,
    "claimed_note": "Not claimed. This says nothing about the creator — most profiles are simply not claimed yet.",
    "declared_accounts": []
  },
  "first_party": null,
  "reach": {
    "followers": 1344134,
    "following": null,
    "posts_total": 728,
    "posts_observed": 9,
    "account_age_days": null,
    "posts_per_day": null,
    "verified": false,
    "size_tier": "kol"
  },
  "engagement": {
    "status": "not_collected",
    "engagement_rate": null,
    "engagement_rate_basis": null,
    "posts_in_average": null,
    "avg_views_per_post": null,
    "peak_post_engagement_rate": null,
    "avg_interactions_per_post": null,
    "best_post_interactions": null,
    "measurement_source": null,
    "measurement_formula": null,
    "comparable_pool": null,
    "status_note": "Engagement has not been collected for this creator yet. This is a gap in our collection, NOT a statement that the creator has no engagement. Follower count is known, so it is measurable.",
    "unit_note": "engagement_rate and peak_post_engagement_rate are ratios (0-1); avg_interactions_per_post and best_post_interactions are absolute counts. Read status before reading any number: a null rate has several different causes and status says which one applies here."
  },
  "content": {
    "bio": "初音ミクの公式アカウントです。\nThis is the official Hatsune Miku account!",
    "topics": [
      "Magical Mirai events and concerts",
      "Official merchandise drops and collabs",
      "New song MVs and music releases",
      "Figures, nendoroids and collectibles",
      "Vocaloid software and character goods"
    ],
    "topics_en": [
      "Magical Mirai events and concerts",
      "Official merchandise drops and collabs",
      "New song MVs and music releases",
      "Figures, nendoroids and collectibles",
      "Vocaloid software and character goods"
    ],
    "topics_zh": [
      "Magical Mirai 活动与演唱会",
      "官方周边发售与联名",
      "新歌MV与音乐发布",
      "手办、粘土人与收藏品",
      "Vocaloid软件与角色周边"
    ],
    "category": "gaming",
    "category_label": "Gaming",
    "subcategory": "pc_console",
    "subcategory_label": "PC / console",
    "category_confidence": 0.7,
    "category_source": "derived_from_recent_content"
  },
  "audience": {
    "status": "present",
    "status_note": null,
    "description": "Hatsune Miku / Vocaloid fans, anime merchandise collectors, and event attendees interested in virtual idol culture",
    "roles": [
      "consumer"
    ],
    "seniority": "consumer",
    "pain_points": [
      "Limited merch and figures selling out fast",
      "Missing regional or ticketed events like Magical Mirai",
      "High cost of collectibles and official goods",
      "Difficulty keeping up with frequent new releases and collabs"
    ],
    "posts_analysed": 100,
    "confidence": 0.9
  },
  "commercial": {
    "audience_buyer_fit": 0.1,
    "promotion_intent": 0.1,
    "open_to_collaboration": false,
    "contact": null,
    "contact_note": "Koinon does not publish creator contact details."
  },
  "quality": {
    "authenticity_score": 66,
    "authenticity_basis": "profile_shape_only",
    "authenticity_method": "Profile-shape heuristic from a single snapshot (follower count, following ratio, account age, posting volume, verification), reduced for engagement red flags where post engagement was collected. Where only a follower count is available the score saturates at 58.",
    "authenticity_comparable_across_platforms": false,
    "credibility_score": 66,
    "credibility_note": null,
    "flagged_for_review": false,
    "flag_reasons": [],
    "anomaly_flags": [],
    "koinon_bd_grade": {
      "value": "C",
      "scale": [
        "A",
        "B",
        "C",
        "quarantine",
        null
      ],
      "value_meanings": {
        "A": "Strong fit for Koinon partner outreach.",
        "B": "Moderate fit.",
        "C": "Weak fit, or never scored.",
        "quarantine": "Flagged for manual review. Excluded from Koinon published statistics, but creator search still RETURNS these profiles unless you pass exclude_anomalous:true — check quality.flagged_for_review.",
        "null": "Never scored."
      },
      "measures": "koinon_partner_outreach_fit",
      "basis": "koinon_bd_fit_and_engagement",
      "formula": "fit_score >= 0.6 AND authenticity >= 60 => A; fit_score >= 0.4 AND authenticity >= 45 => B; else C. authenticity < 30 or a promotional-pattern flag => quarantine.",
      "comparable_across_platforms": false,
      "interpretation": "NOT a quality score and NOT fit for your campaign — it grades Koinon own partner-outreach interest in gaming, e-commerce and software. A \"C\" usually means \"outside those industries\" or \"not yet scored\".",
      "explained_at": "https://koinonlink.com/for-ai#koinon_bd_grade"
    },
    "interpretation": "Signals for triage, not verdicts. A flag means the profile is worth a manual check."
  },
  "evidence": [
    {
      "evidence_id": "tiktok_hatsunemiku0831#449cb11e",
      "type": "creator_content",
      "excerpt": "🎤39ch Originals New Release💕︎💭 「ずっとアタシ / jon-YAKITORY feat. 初音ミク」 初音ミク公式YouTubeチャンネル 39chでMV公開中🎤 Check out the \"Zutto-Atashi\" MV by jon-YAKITORY on the official Hatsune Miku YouTube Channel (39ch)! #初音ミク #HatsuneMiku / Zutto-Atashi (feat. Hatsune Miku) / たくさんの初音ミク誕生祭のお祝いとハッシュ",
      "source_url": "https://www.tiktok.com/@hatsunemiku0831",
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "tiktok_hatsunemiku0831#1bf43109",
      "type": "creator_content",
      "excerpt": "入賞発表：https://activity.tiktok.com/magic/page/ejs/5da909db3fabb20244193267?appType=aweme",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "tiktok_hatsunemiku0831#963f835a",
      "type": "creator_content",
      "excerpt": "ーーーーーー本イベントは終了致しましたーーーーーー",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "tiktok_hatsunemiku0831#1f832f41",
      "type": "creator_content",
      "excerpt": "🎉初音ミクの誕生日を一緒に祝おう🎂",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "tiktok_hatsunemiku0831#3353ff2f",
      "type": "creator_content",
      "excerpt": "【開催期間】2019.08.18(Sun)~09.01(Sun)",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "tiktok_hatsunemiku0831#bdcb859a",
      "type": "creator_content",
      "excerpt": "【詳細企画】➡️https://activity.tiktok.com/magic/page/ejs/5d521e9288e2dd024654f737?appType=aweme",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "tiktok_hatsunemiku0831#54e63355",
      "type": "creator_content",
      "excerpt": "🧸楽曲・演奏・イラスト・コスプレ・ハンドメイド・イベントレポ・スタンプなど全ジャンル対象！",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "tiktok_hatsunemiku0831#a0529e6b",
      "type": "creator_content",
      "excerpt": "🎁優秀作品には公式初音ミクレアグッズの詰め合わせをプレゼント🎁",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    }
  ],
  "provenance": [
    {
      "field": "audience.description",
      "source_type": "ai_inferred",
      "confidence": 0.9,
      "freshness_days": 33,
      "method": "llm_persona_from_recent_content",
      "note_ref": "llm_persona_from_recent_content"
    },
    {
      "field": "audience.roles",
      "source_type": "ai_inferred",
      "confidence": 0.9,
      "freshness_days": 33,
      "method": "llm_persona_from_recent_content",
      "note_ref": "llm_persona_from_recent_content"
    },
    {
      "field": "audience.seniority",
      "source_type": "ai_inferred",
      "confidence": 0.9,
      "freshness_days": 33,
      "method": "llm_persona_from_recent_content",
      "note_ref": "llm_persona_from_recent_content"
    },
    {
      "field": "commercial.audience_buyer_fit",
      "source_type": "ai_inferred",
      "confidence": 0.6,
      "freshness_days": 0,
      "method": "llm_scorer",
      "note": "Relative signal within Koinon indexing, not a market-wide score."
    },
    {
      "field": "commercial.promotion_intent",
      "source_type": "ai_inferred",
      "confidence": 0.6,
      "freshness_days": 0,
      "method": "llm_scorer"
    },
    {
      "field": "quality.anomaly_flags",
      "source_type": "heuristic",
      "confidence": 0.5,
      "freshness_days": 43,
      "method": "profile_snapshot_and_engagement_ratio_heuristic",
      "note": "Means \"worth a manual check\", NOT confirmed fraud. Flags can be wrong and are not a verdict about the person."
    },
    {
      "field": "quality.authenticity_score",
      "source_type": "heuristic",
      "confidence": 0.25,
      "freshness_days": 0,
      "method": "Profile-shape heuristic from a single snapshot (follower count, following ratio, account age, posting volume, verification), reduced for engagement red flags where post engagement was collected. Where only a follower count is available the score saturates at 58.",
      "note": "The input set differs by platform; do not compare this score across platforms."
    },
    {
      "field": "quality.koinon_bd_grade",
      "source_type": "ai_inferred",
      "confidence": 0.5,
      "freshness_days": 43,
      "method": "llm_partner_fit_classifier + fit_score >= 0.6 AND authenticity >= 60 => A; fit_score >= 0.4 AND authenticity >= 45 => B; else C. authenticity < 30 or a promotional-pattern flag => quarantine.",
      "note": "Koinon partner-outreach fit, not creator quality."
    },
    {
      "field": "reach.followers",
      "source_type": "observed",
      "confidence": 0.95,
      "freshness_days": 43,
      "method": "platform_profile"
    }
  ],
  "method_notes": {
    "llm_persona_from_recent_content": "Computed from posts read live at analysis time; those posts are NOT retained. The excerpts in evidence[] are separately collected profile content and are NOT the inputs to this inference. Do not cite them as its supporting evidence."
  },
  "freshness": {
    "profile_checked_days_ago": 43,
    "content_analysed_days_ago": 0,
    "audience_updated_days_ago": 33,
    "generated_at": "2026-09-03T17:23:38.268Z"
  },
  "retrieval": {
    "indexing_requests": 1,
    "user_triggered_requests": 0,
    "last_user_triggered_day": null,
    "note": "Being indexed in bulk is not the same as being retrieved to answer a question."
  },
  "relationships": {
    "platform_entity": "https://koinonlink.com/creators/tiktok",
    "category_entity": "https://koinonlink.com/product-category/gaming"
  },
  "license": {
    "terms": "https://koinonlink.com/for-ai",
    "attribution": "Koinon Link",
    "claim_url": "https://koinonlink.com/claim?k=tiktok_hatsunemiku0831",
    "removal_url": "https://koinonlink.com/claim?k=tiktok_hatsunemiku0831"
  }
}