diff --git a/server/package.json b/server/package.json
index f5ab4fe3d..10c7ddc7c 100644
--- a/server/package.json
+++ b/server/package.json
@@ -82,7 +82,7 @@
 		"rimraf": "3.0.2",
 		"safe-json-stringify": "1.2.0",
 		"seq-logging": "^1.1.1",
-		"tachi-common": "0.4.7",
+		"tachi-common": "0.4.11",
 		"ts-node": "10.0.0",
 		"tsconfig-paths": "3.10.1",
 		"typescript": "4.3.4",
diff --git a/server/pnpm-lock.yaml b/server/pnpm-lock.yaml
index bbba342d8..22c15f580 100644
--- a/server/pnpm-lock.yaml
+++ b/server/pnpm-lock.yaml
@@ -63,7 +63,7 @@ specifiers:
   safe-json-stringify: 1.2.0
   seq-logging: ^1.1.1
   supertest: 6.1.3
-  tachi-common: 0.4.7
+  tachi-common: 0.4.11
   tap: 15.0.9
   ts-node: 10.0.0
   tsconfig-paths: 3.10.1
@@ -107,7 +107,7 @@ dependencies:
   rimraf: 3.0.2
   safe-json-stringify: 1.2.0
   seq-logging: 1.1.1
-  tachi-common: 0.4.7
+  tachi-common: 0.4.11
   ts-node: 10.0.0_83f53b0a0c5616d3fa00ed4e30b9ce1b
   tsconfig-paths: 3.10.1
   typescript: 4.3.4
@@ -5386,8 +5386,8 @@ packages:
       strip-ansi: 6.0.0
     dev: true
 
-  /tachi-common/0.4.7:
-    resolution: {integrity: sha512-tlntA6tOJSG7l2GNx7byktIma/2upSr+s1tTS1c/t+6IUCED9scsCTwDcqaRSkjzz+fvx3SMg79jyyKIu0Wt9Q==}
+  /tachi-common/0.4.11:
+    resolution: {integrity: sha512-jbo432IgMJUXTza7xrDNxBF2dqjGjZuNRRdkfWJI051QbusP2+JZ4+lilKxwpErZnIiZlB07wu/G5iUscFHPVA==}
     dependencies:
       monk: 7.3.4
     transitivePeerDependencies:
diff --git a/server/src/external/mongo/indexes.ts b/server/src/external/mongo/indexes.ts
index 61eff41ea..0b7c347c5 100644
--- a/server/src/external/mongo/indexes.ts
+++ b/server/src/external/mongo/indexes.ts
@@ -85,6 +85,7 @@ const staticIndexes: Partial<Record<Databases, Index[]>> = {
 	counters: [index({ counterName: 1 }, UNIQUE)],
 	"class-achievements": [index({ game: 1, playtype: 1, timeAchieved: 1 })],
 	"api-clients": [index({ clientID: 1 }, UNIQUE)],
+	"charts-popn": [index({ "data.hashSHA256": 1 }, UNIQUE)],
 };
 
 const indexes: Partial<Record<Databases, Index[]>> = staticIndexes;
diff --git a/server/src/lib/jobs/update-bpi-poyashi.ts b/server/src/lib/jobs/update-bpi-poyashi.ts
deleted file mode 100644
index fbdc37151..000000000
--- a/server/src/lib/jobs/update-bpi-poyashi.ts
+++ /dev/null
@@ -1,139 +0,0 @@
-/* eslint-disable no-await-in-loop */
-import db from "external/mongo/db";
-import CreateLogCtx from "lib/logger/logger";
-import fetch from "node-fetch";
-import { ChartDocument, Difficulties, IIDXBPIData } from "tachi-common";
-import { RecalcGameProfiles } from "utils/calculations/recalc-game-profiles";
-import { RecalcAllScores } from "utils/calculations/recalc-scores";
-import { RecalcSessions } from "utils/calculations/recalc-sessions";
-import { FindChartWithPTDFVersion } from "utils/queries/charts";
-import { FindSongOnTitle } from "utils/queries/songs";
-
-const logger = CreateLogCtx(__filename);
-
-const difficultyResolve: Record<string, [string, string]> = {
-	3: ["SP", "HYPER"],
-	4: ["SP", "ANOTHER"],
-	8: ["DP", "HYPER"],
-	9: ["DP", "ANOTHER"],
-	10: ["SP", "LEGGENDARIA"],
-	11: ["DP", "LEGGENDARIA"],
-};
-
-async function UpdatePoyashiData() {
-	logger.info("Fetching BPI Poyashi data from proxy...");
-	const rj = await fetch("https://proxy.poyashi.me/?type=bpi").then((r) => r.json());
-
-	logger.info("Fetched data.");
-
-	const data = rj;
-
-	const realData: IIDXBPIData[] = [];
-	for (const d of data.body) {
-		const res = difficultyResolve[d.difficulty];
-
-		if (!res) {
-			throw new Error(`Unknown difficulty ${d.difficulty}`);
-		}
-
-		const [playtype, diff] = res;
-
-		const tachiSong = await FindSongOnTitle("iidx", d.title);
-
-		if (!tachiSong) {
-			logger.warn(`Cannot find song ${d.title}?`);
-			continue;
-		}
-
-		const tachiChart = (await FindChartWithPTDFVersion(
-			"iidx",
-			tachiSong.id,
-			playtype as "SP" | "DP",
-			diff as Difficulties["iidx:DP" | "iidx:SP"],
-			"29"
-		)) as ChartDocument<"iidx:SP" | "iidx:DP">;
-
-		if (!tachiChart) {
-			logger.warn(
-				`Cannot find chart ${tachiSong.title} (${tachiSong.id}) ${playtype}, ${diff}?`
-			);
-			continue;
-		}
-
-		const kavg = Number(d.avg);
-
-		if (kavg < 0) {
-			logger.warn(
-				`${tachiSong.title} (${playtype} ${diff}). Invalid kavg ${d.avg}, Skipping.`
-			);
-			continue;
-		}
-
-		if (d.removed) {
-			logger.info(`Skipping removed chart ${tachiSong.title}.`);
-			continue;
-		}
-
-		realData.push({
-			coef: d.coef === -1 ? null : d.coef,
-			kavg: Number(d.avg),
-			wr: Number(d.wr),
-			chartID: tachiChart.chartID,
-		});
-	}
-
-	const updatedCharts = [];
-	for (const newData of realData) {
-		const oldData = await db["iidx-bpi-data"].findOne({
-			chartID: newData.chartID,
-		});
-
-		if (!oldData) {
-			updatedCharts.push(newData.chartID);
-
-			await db["iidx-bpi-data"].insert({
-				chartID: newData.chartID,
-				coef: newData.coef,
-				kavg: newData.kavg,
-				wr: newData.wr,
-			});
-		} else if (
-			oldData.wr !== newData.wr ||
-			oldData.kavg !== newData.kavg ||
-			oldData.coef !== newData.coef
-		) {
-			updatedCharts.push(newData.chartID);
-			await db["iidx-bpi-data"].update(
-				{
-					chartID: newData.chartID,
-				},
-				{
-					$set: {
-						wr: newData.wr,
-						kavg: newData.kavg,
-						coef: newData.coef,
-					},
-				}
-			);
-		}
-	}
-
-	if (updatedCharts.length === 0) {
-		logger.info(`Nothing has changed. Not updating any BPI data.`);
-		return;
-	}
-
-	logger.info(`Triggering IIDX Recalc for ${updatedCharts.length} charts.`);
-
-	await RecalcAllScores({ game: "iidx", chartID: { $in: updatedCharts } });
-	// @optimisable -- can be filtered to just scores that were recalced.
-	await RecalcSessions({ game: "iidx" });
-
-	await RecalcGameProfiles({ game: "iidx" });
-
-	logger.info(`Done.`);
-}
-
-if (require.main === module) {
-	UpdatePoyashiData().then(() => process.exit(0));
-}
diff --git a/server/src/lib/score-import/import-types/common/batch-manual/converter.test.ts b/server/src/lib/score-import/import-types/common/batch-manual/converter.test.ts
index 3ac204b91..fda4b8179 100644
--- a/server/src/lib/score-import/import-types/common/batch-manual/converter.test.ts
+++ b/server/src/lib/score-import/import-types/common/batch-manual/converter.test.ts
@@ -158,6 +158,58 @@ t.test("#ResolveMatchTypeToKTData", (t) => {
 		t.end();
 	});
 
+	t.test("Should resolve for the popn chartHash if the matchType is popnChartHash", async (t) => {
+		const chartHash = "2c26d666fa7c907e85115dbb279c267c14a263d47b2d46a93f99eae49d779119";
+
+		const popnContext: BatchManualContext = deepmerge(context, {
+			game: "popn",
+			playtype: "9B",
+		});
+
+		const res = await ResolveMatchTypeToKTData(
+			deepmerge(baseBatchManualScore, {
+				matchType: "popnChartHash",
+				identifier: chartHash,
+			}),
+			popnContext,
+			importType,
+			logger
+		);
+
+		t.hasStrict(
+			res,
+			{
+				song: { id: 1 },
+				chart: {
+					songID: 1,
+					data: { hashSHA256: chartHash },
+					playtype: "9B",
+				},
+			},
+			"Should return the right song and chart."
+		);
+
+		t.end();
+	});
+
+	t.test("Should reject if popnChartHash is used while game is not popn", async (t) => {
+		const chartHash = "2c26d666fa7c907e85115dbb279c267c14a263d47b2d46a93f99eae49d779119";
+
+		t.rejects(() =>
+			ResolveMatchTypeToKTData(
+				deepmerge(baseBatchManualScore, {
+					matchType: "popnChartHash",
+					identifier: chartHash,
+				}),
+				context,
+				importType,
+				logger
+			)
+		);
+
+		t.end();
+	});
+
 	t.test("Should resolve for the usc chartHash if the matchType is uscChartHash", async (t) => {
 		const chartHash = "USC_CHART_HASH";
 
diff --git a/server/src/lib/score-import/import-types/common/batch-manual/converter.ts b/server/src/lib/score-import/import-types/common/batch-manual/converter.ts
index 8ef73e380..7fc5e9563 100644
--- a/server/src/lib/score-import/import-types/common/batch-manual/converter.ts
+++ b/server/src/lib/score-import/import-types/common/batch-manual/converter.ts
@@ -141,6 +141,35 @@ export async function ResolveMatchTypeToKTData(
 			throw new InternalFailure(`DDR songID ${chart.songID} has charts but no parent song.`);
 		}
 
+		return { song, chart };
+	} else if (data.matchType === "popnChartHash") {
+		if (game !== "popn") {
+			throw new InvalidScoreFailure(`Cannot use popnChartHash lookup on ${game}.`);
+		}
+
+		const chart = await db.charts.popn.findOne({
+			playtype: context.playtype,
+			"data.hashSHA256": data.identifier,
+		});
+
+		if (!chart) {
+			throw new KTDataNotFoundFailure(
+				`Cannot find chart for popnChartHash ${data.identifier} (${context.playtype}).`,
+				importType,
+				data,
+				context
+			);
+		}
+
+		const song = await FindSongOnID(game, chart.songID);
+
+		if (!song) {
+			logger.severe(`Pop'n songID ${chart.songID} has charts but no parent song.`);
+			throw new InternalFailure(
+				`Pop'n songID ${chart.songID} has charts but no parent song.`
+			);
+		}
+
 		return { song, chart };
 	} else if (data.matchType === "tachiSongID") {
 		const songID = AssertStrAsPositiveInt(
diff --git a/server/src/lib/score-import/import-types/common/batch-manual/parser.ts b/server/src/lib/score-import/import-types/common/batch-manual/parser.ts
index 9be2d4a36..441ac8e06 100644
--- a/server/src/lib/score-import/import-types/common/batch-manual/parser.ts
+++ b/server/src/lib/score-import/import-types/common/batch-manual/parser.ts
@@ -71,6 +71,16 @@ const PR_ScoreMeta = (game: Game, playtype: Playtypes[Game]): PrudenceSchema =>
 		return {
 			inSkillAnalyser: "*?boolean",
 		};
+	} else if (game === "wacca") {
+		return { mirror: "*?boolean" };
+	} else if (game === "popn") {
+		return {
+			hiSpeed: optNull(p.isPositive),
+			hidden: optNull(p.isInteger),
+			sudden: optNull(p.isInteger),
+			random: optNull(p.isIn("NONRAN", "MIRROR", "RANDOM", "S-RANDOM")),
+			gauge: optNull(p.isIn("NORMAL", "EASY", "HARD", "DANGER")),
+		};
 	}
 
 	return {};
@@ -91,7 +101,7 @@ const PR_HitMeta = (game: Game): PrudenceSchema => {
 				EX_HARD: [p.nullable(p.isBoundedInteger(0, 100))],
 			}),
 		};
-	} else if (/* game === "popn" || */ game === "sdvx") {
+	} else if (game === "sdvx") {
 		return {
 			gauge: optNull(p.isBoundedInteger(0, 100)),
 		};
@@ -112,6 +122,26 @@ const PR_HitMeta = (game: Game): PrudenceSchema => {
 			lpg: optNull(p.isPositiveInteger),
 			epg: optNull(p.isPositiveInteger),
 		};
+	} else if (game === "popn") {
+		return {
+			gauge: optNull(p.isBoundedInteger(0, 100)),
+			specificClearType: optNull(
+				p.isIn(
+					"failedUnknown",
+					"failedCircle",
+					"failedDiamond",
+					"failedStar",
+					"easyClear",
+					"clearCircle",
+					"clearDiamond",
+					"clearStar",
+					"fullComboCircle",
+					"fullComboDiamond",
+					"fullComboStar",
+					"perfect"
+				)
+			),
+		};
 	}
 
 	return {};
@@ -165,8 +195,6 @@ const PR_BatchManualScore = (game: Game, playtype: Playtypes[Game]): PrudenceSch
 			deepmerge(BaseValidHitMeta, PR_HitMeta(game)) as unknown as ValidSchemaValue
 		),
 		scoreMeta: optNull(PR_ScoreMeta(game, playtype)),
-		// scoreMeta: @todo #74
-		// more game specific props, maybe?
 	};
 };
 
diff --git a/server/src/test-utils/mock-db/charts-iidx.json b/server/src/test-utils/mock-db/charts-iidx.json
index d1f748cec..813e8e803 100644
--- a/server/src/test-utils/mock-db/charts-iidx.json
+++ b/server/src/test-utils/mock-db/charts-iidx.json
@@ -13,7 +13,10 @@
 			"notecount": 786,
 			"arcChartID": "CYjwAuz7Yq9",
 			"2dxtraSet": null,
-			"hashSHA256": null
+			"hashSHA256": null,
+			"bpiCoefficient": null,
+			"kaidenAverage": null,
+			"worldRecord": null
 		},
 		"isPrimary": true,
 		"versions": [
diff --git a/server/src/test-utils/mock-db/charts-popn.json b/server/src/test-utils/mock-db/charts-popn.json
new file mode 100644
index 000000000..30b8d3307
--- /dev/null
+++ b/server/src/test-utils/mock-db/charts-popn.json
@@ -0,0 +1,19 @@
+[
+	{
+		"songID": 1,
+		"chartID": "de5344935963bf24a38a5d5693dd4dd3ddacf8d6",
+		"difficulty": "Easy",
+		"playtype": "9B",
+		"level": "1",
+		"levelNum": 1,
+		"rgcID": null,
+		"isPrimary": true,
+		"data": {
+			"hashSHA256": "2c26d666fa7c907e85115dbb279c267c14a263d47b2d46a93f99eae49d779119"
+		},
+		"tierlistInfo": {},
+		"versions": [
+			"peace"
+		]
+	}
+]
\ No newline at end of file
diff --git a/server/src/test-utils/mock-db/iidx-bpi-data.json b/server/src/test-utils/mock-db/iidx-bpi-data.json
deleted file mode 100644
index 2f8ef15b4..000000000
--- a/server/src/test-utils/mock-db/iidx-bpi-data.json
+++ /dev/null
@@ -1,9 +0,0 @@
-[
-	{
-		"coef": null,
-		"kavg": 1300,
-		"wr": 1400,
-		"chartID": "c2311194e3897ddb5745b1760d2c0141f933e683",
-		"kesd": 13
-	}
-]
\ No newline at end of file
diff --git a/server/src/test-utils/mock-db/songs-popn.json b/server/src/test-utils/mock-db/songs-popn.json
new file mode 100644
index 000000000..a3d07ae0b
--- /dev/null
+++ b/server/src/test-utils/mock-db/songs-popn.json
@@ -0,0 +1,13 @@
+[
+	{
+		"id": 1,
+		"title": "I REALLY WANT TO HURT YOU",
+		"artist": "SUGI & REO",
+		"searchTerms": [],
+		"altTitles": [],
+		"data": {
+			"displayVersion": null,
+			"genre": "ポップス"
+		}
+	}
+]
\ No newline at end of file
diff --git a/server/src/test-utils/resets.ts b/server/src/test-utils/resets.ts
index 0362e6923..3fb6c6af3 100644
--- a/server/src/test-utils/resets.ts
+++ b/server/src/test-utils/resets.ts
@@ -43,6 +43,12 @@ function GetAndCache(filename: string, fileLoc: string) {
 		collection = db[filename];
 	}
 
+	if (!collection) {
+		throw new Error(
+			`Panicked when trying to get collection for ${filename}. Does this collection exist?`
+		);
+	}
+
 	if (CACHE[filename]) {
 		return { data: CACHE[filename], collection };
 	}
diff --git a/server/src/test-utils/test-data.ts b/server/src/test-utils/test-data.ts
index 493368284..d817c03a3 100644
--- a/server/src/test-utils/test-data.ts
+++ b/server/src/test-utils/test-data.ts
@@ -186,6 +186,9 @@ export const Testing511SPA: ChartDocument<"iidx:SP"> = {
 		arcChartID: "CYjwAuz7Yq9",
 		"2dxtraSet": null,
 		hashSHA256: null,
+		bpiCoefficient: null,
+		kaidenAverage: null,
+		worldRecord: null,
 	},
 	tierlistInfo: {},
 	isPrimary: true,