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diff --git a/scripts/dancerush/README.md b/scripts/dancerush/README.md
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+++ b/scripts/dancerush/README.md
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+# DANCERUSH
+Versions:
+- DANCERUSH STARDOM
+
+**DANCERUSH only stores a record of your last 30 plays**. Anything older than that will not have date data and can only be retrieved via looking at your best scores.
+
+## `generate_dancerush_score_json.py`
diff --git a/scripts/dancerush/dancerush_play_history.js b/scripts/dancerush/dancerush_play_history.js
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+++ b/scripts/dancerush/dancerush_play_history.js
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+// ==UserScript==
+// @name         DANCERUSH Mirage Scraper
+// @namespace    http://tampermonkey.net/
+// @version      1.0
+// @description  DANCERUSH e-amusement site to Mirage import JSON
+// @match        https://p.eagate.573.jp/game/dan/1st/playdata/entrance.html*
+// @grant        none
+// @run-at       document-idle
+// ==/UserScript==
+
+(function () {
+    function waitFor(selector, timeout = 10000) {
+        return new Promise((resolve, reject) => {
+            const interval = 300;
+            let waited = 0;
+            const check = () => {
+                const el = document.querySelector(selector);
+                if (el) return resolve(el);
+                waited += interval;
+                if (waited >= timeout) return reject(`Timeout: ${selector}`);
+                setTimeout(check, interval);
+            };
+            check();
+        });
+    }
+
+    function getDifficulty(fumen, mdb) {
+        let difficulty, lamp;
+
+        switch (fumen) {
+            case "1a":
+                difficulty = mdb.fumen_1a.difnum;
+                lamp = "NORMAL";
+                break;
+            case "1b":
+                difficulty = mdb.fumen_1b.difnum;
+                lamp = "EASY";
+                break;
+            case "2a":
+                difficulty = mdb.fumen_2a.difnum;
+                lamp = "NORMAL";
+                break;
+            case "2b":
+            default:
+                difficulty = mdb.fumen_2b.difnum;
+                lamp = "EASY";
+                break;
+        }
+
+        return { difficulty, lamp };
+    }
+
+    function getCorrectPlayerJudgements(player_code, score_data){
+        if(!score_data.p2){
+            return score_data.p1;
+        }
+        if(player_code === score_data.p1.member_code){
+            return score_data.p1;
+        }
+        else{
+            return score_data.p2;
+        }
+    }
+
+
+    async function fetchAndDownload() {
+        const url = "https://p.eagate.573.jp/game/dan/1st/json/pdata_getdata.html";
+        const payload = new URLSearchParams({
+            service_kind: "play_hist",
+            pdata_kind: "play_hist",
+        });
+
+        try {
+            const response = await fetch(url, {
+                method: "POST",
+                credentials: "include",
+                headers: {
+                    "Content-Type": "application/x-www-form-urlencoded",
+                    "X-Requested-With": "XMLHttpRequest",
+                },
+                body: payload.toString(),
+            });
+
+            if (!response.ok) throw new Error(`HTTP ${response.status}`);
+
+            const data = await response.json();
+            const play_hist = data.data.easite_get_playerdata.music_hist.music;
+            const song_db = data.data.easite_get_playerdata.mdb;
+            let mirage = {
+                meta: {
+                    game: "DANCERUSH STARDOM",
+                    playtype: "Single",
+                    service: "e-amusement PLAY HISTORY",
+                },
+            };
+            const remappedList = play_hist.map((entry) => {
+                const p_judgements = getCorrectPlayerJudgements(data.data.easite_get_playerdata.userid.code, entry)
+                const diff = getDifficulty(entry.music_type, song_db[entry.music_id].difficulty)
+                return {
+                    title: song_db[entry.music_id].info.title_name,
+                    artist: song_db[entry.music_id].info.artist_name,
+                    diff_lamp: diff.lamp,
+                    score: entry.score,
+                    lamp: entry.rank,
+                    difficulty: diff.difficulty,
+                    timestamp: entry.lastplay_date,
+                    judgements: {
+                        "perfect": p_judgements.perfect,
+                        "great": p_judgements.great,
+                        "good": p_judgements.good,
+                        "bad": p_judgements.bad
+                    },
+                    optional: {
+                        maxCombo: entry.combo,
+                    }
+
+                };
+            });
+            mirage.scores = remappedList;
+
+            const blob = new Blob([JSON.stringify(mirage, null, 2)], {
+                type: "application/json",
+            });
+
+            const a = document.createElement("a");
+            a.href = URL.createObjectURL(blob);
+            a.download = "dancerush_scores_mirage_import.json";
+            a.click();
+        } catch (err) {
+            console.error("Fetch/download error:", err);
+            alert("Failed to fetch or process JSON. See console for details.");
+        }
+    }
+
+    waitFor("#id_ctpl_body")
+        .then((container) => {
+        const btn = document.createElement("button");
+        btn.textContent = "📥 DOWNLOAD PLAY HISTORY SCORE JSON";
+        btn.style.cssText = `
+      margin: 10px; padding: 8px 12px;
+      font-size: 14px; cursor: pointer;
+      background: #2563eb; color: white;
+      border: none; border-radius: 6px;
+      z-index: 9999;
+    `;
+        btn.onclick = fetchAndDownload;
+
+        container.prepend(btn);
+    })
+        .catch((err) => console.warn("Could not inject button:", err));
+})();