diff --git a/LifeOS/install/LIFEOS/PULSE/Observability/observability.ts b/LifeOS/install/LIFEOS/PULSE/Observability/observability.ts
index b0fa18ee71..9b0f7a7a41 100644
--- a/LifeOS/install/LIFEOS/PULSE/Observability/observability.ts
+++ b/LifeOS/install/LIFEOS/PULSE/Observability/observability.ts
@@ -33,6 +33,7 @@ import { join, extname } from "path"
 import { readFileSync, readdirSync, existsSync, realpathSync, statSync, watch, type FSWatcher } from "fs"
 import YAML from "yaml"
 import { effortToCanonicalTierName } from "../../../hooks/lib/effort"
+import { loadLifeosConfig } from "../../TOOLS/LifeosConfig"
 
 // Normalize env path vars that Claude Code injects without shell expansion (LifeOS#1404)
 for (const k of ["LIFEOS_DIR", "LIFEOS_CONFIG_DIR", "PROJECTS_DIR"]) {
@@ -1533,13 +1534,27 @@ function parseCurrencyTable(content: string): { label: string; annual: number }[
   return rows
 }
 
+// Magnitude suffixes recognized after a numeral, keyed case-insensitively.
+// Data, not branching — a new locale's short-scale word is a new entry here,
+// not a new code path. "K"/"M" cover English "$12K"; "万"/"億" cover Japanese
+// "¥120万" (man, 10,000) / "1.2億" (oku, 100,000,000).
+const CURRENCY_MAGNITUDE: Record<string, number> = { k: 1_000, m: 1_000_000, "万": 10_000, "億": 100_000_000 }
+
 function parseCurrencyCell(cell: string): number {
   if (!cell) return 0
-  const cleaned = cell.replace(/\*\*/g, "").replace(/[~$,]/g, "").trim()
-  const km = cleaned.match(/^([\d.]+)\s*([KkMm])\b/)
-  if (km) {
-    const base = parseFloat(km[1])
-    return km[2].toLowerCase() === "m" ? base * 1_000_000 : base * 1_000
+  // Strip bold markers, common currency symbols (¥ ￥ $ € £ ₩ ₹), the word
+  // "円" (yen), approximation markers ("~", "約"), and thousands commas
+  // before magnitude parsing.
+  const cleaned = cell.replace(/\*\*/g, "").replace(/[~$,¥￥€£₩₹]|円|約/g, "").trim()
+  for (const [suffix, mult] of Object.entries(CURRENCY_MAGNITUDE)) {
+    // \b only makes sense for ASCII letter suffixes (K/M) — it's what stopped
+    // the original regex from matching into a following word. \b is unreliable
+    // for CJK suffixes (万/億 aren't \w chars), so skip it there; the fixed
+    // single-character alternation is unambiguous without it.
+    const boundary = /^[a-z]$/i.test(suffix) ? "\\b" : ""
+    const re = new RegExp(`^([\\d.]+)\\s*(${suffix})${boundary}`, "i")
+    const m = cleaned.match(re)
+    if (m) return parseFloat(m[1]) * mult
   }
   const plain = cleaned.match(/^[\d.]+/)
   return plain ? parseFloat(plain[0]) : 0
@@ -1738,6 +1753,18 @@ function handleLifeHealth(): Response {
 
 // ── GET /api/life/finances ──
 
+// ISO 4217 code driving the Finances tab's number formatting. Reads
+// [principal].currency from LIFEOS_CONFIG.toml; missing config, missing key,
+// or a malformed TOML all fall back to "USD" rather than failing the request
+// (same fail-open contract as loadYaml() above).
+function resolveFinanceCurrency(): string {
+  try {
+    return loadLifeosConfig().principal.currency || "USD"
+  } catch {
+    return "USD"
+  }
+}
+
 // PLAN.md parsers. The forward-plan file is human-authored markdown; these
 // turn its `## Flywheel` ordered list into stages and any pipe-table (e.g.
 // `## Targets`) into headers+rows. All plan CONTENT lives in PLAN.md — these
@@ -1875,7 +1902,7 @@ function handleLifeFinances(): Response {
         const name = o.name ?? o.vendor ?? o.id
         const amount = typeof o.amount_usd === "number"
           ? o.amount_usd
-          : Number(String(o.amount ?? "").replace(/[^0-9.]/g, "")) || 0
+          : parseCurrencyCell(String(o.amount ?? ""))
         return {
           ...o,
           id: typeof o.id === "string" ? o.id : slugify(name),
@@ -2063,6 +2090,7 @@ function handleLifeFinances(): Response {
     return Response.json({
       // v2 envelope
       ...v2,
+      currency: resolveFinanceCurrency(),
       // v1 fields preserved (backward compat for existing page.tsx until migrated)
       accounts: parseSections(readMd(join(FINANCES_DIR, "ACCOUNTS.md"))),
       expenses: parseSections(expensesRaw),
diff --git a/LifeOS/install/LIFEOS/PULSE/Observability/src/app/finances/page.tsx b/LifeOS/install/LIFEOS/PULSE/Observability/src/app/finances/page.tsx
index 3f70e0f8e2..429f4c95ce 100644
--- a/LifeOS/install/LIFEOS/PULSE/Observability/src/app/finances/page.tsx
+++ b/LifeOS/install/LIFEOS/PULSE/Observability/src/app/finances/page.tsx
@@ -149,6 +149,7 @@ interface FinancesDataV2 {
     jsonl_path: string;
   };
   insights?: SpendInsights;
+  currency?: string;
   // v1 legacy fields (still populated)
   accounts?: Section[];
   goals?: Section[];
@@ -183,20 +184,50 @@ interface FinancesDataV2 {
 
 // ─── Formatting ───
 
+// Deterministic symbols for the currencies LifeOS ships sample data for —
+// checked first so the default ("USD" when [principal].currency is unset)
+// resolves to the exact literal this page always used, independent of the
+// server's ICU/locale environment. Any other ISO 4217 code falls through to
+// Intl as a best-effort lookup.
+const CURRENCY_SYMBOL_FALLBACK: Record<string, string> = { USD: "$", JPY: "¥", EUR: "€", GBP: "£" };
+
+function resolveCurrencySymbol(currency: string): string {
+  const known = CURRENCY_SYMBOL_FALLBACK[currency];
+  if (known) return known;
+  try {
+    const parts = new Intl.NumberFormat(undefined, { style: "currency", currency }).formatToParts(0);
+    return parts.find((p) => p.type === "currency")?.value ?? currency;
+  } catch {
+    return currency;
+  }
+}
+
+// Module-level rather than component state: fmtHero is also called from
+// SankeyNode, a plain function recharts invokes directly (not a component in
+// the tree), so it has no access to hooks or props threaded from FinancesPage.
+// Defaults to "$" — the literal every version of this page has rendered — so
+// an install with no [principal].currency configured, or a request that
+// hasn't resolved yet, is byte-identical to before currency support existed.
+let currencySymbol = "$";
+
+function setCurrency(currency: string | undefined | null): void {
+  currencySymbol = resolveCurrencySymbol(currency || "USD");
+}
+
 function fmtHero(dollars: number | null | undefined): string {
   const n = Number(dollars) || 0;
-  if (n >= 1_000_000) return `$${(n / 1_000_000).toFixed(1)}M`;
-  if (n >= 10_000) return `$${Math.round(n / 1000)}K`;
+  if (n >= 1_000_000) return `${currencySymbol}${(n / 1_000_000).toFixed(1)}M`;
+  if (n >= 10_000) return `${currencySymbol}${Math.round(n / 1000)}K`;
   if (n >= 1_000) {
     const k = n / 1000;
-    return k % 1 === 0 ? `$${k.toFixed(0)}K` : `$${k.toFixed(1)}K`;
+    return k % 1 === 0 ? `${currencySymbol}${k.toFixed(0)}K` : `${currencySymbol}${k.toFixed(1)}K`;
   }
-  return `$${Math.round(n).toLocaleString()}`;
+  return `${currencySymbol}${Math.round(n).toLocaleString()}`;
 }
 
 function fmtExact(dollars: number | null | undefined): string {
   const n = Number(dollars) || 0;
-  return `$${n.toLocaleString("en-US", { maximumFractionDigits: 0 })}`;
+  return `${currencySymbol}${n.toLocaleString("en-US", { maximumFractionDigits: 0 })}`;
 }
 
 function fmtPct(rate: number | null | undefined): string {
@@ -530,7 +561,7 @@ function TrendChart({ trend }: { trend: TrendPoint[] }) {
             <YAxis
               stroke="var(--ink-3)"
               fontSize={11}
-              tickFormatter={(v) => `$${Math.round(v / 1000)}K`}
+              tickFormatter={(v) => `${currencySymbol}${Math.round(v / 1000)}K`}
             />
             <Tooltip
               contentStyle={{
@@ -1403,7 +1434,10 @@ export default function FinancesPage() {
   useEffect(() => {
     fetch("/api/life/finances")
       .then((r) => (r.ok ? r.json() : Promise.reject(new Error(`HTTP ${r.status}`))))
-      .then(setData)
+      .then((json: FinancesDataV2) => {
+        setCurrency(json.currency);
+        setData(json);
+      })
       .catch((e) => setError(String(e)));
   }, []);
 
diff --git a/LifeOS/install/LIFEOS/TOOLS/LifeosConfig.ts b/LifeOS/install/LIFEOS/TOOLS/LifeosConfig.ts
index ca5d03d9b9..5d9df522e0 100644
--- a/LifeOS/install/LIFEOS/TOOLS/LifeosConfig.ts
+++ b/LifeOS/install/LIFEOS/TOOLS/LifeosConfig.ts
@@ -38,6 +38,10 @@ export interface LifeosPrincipal {
   timezone: string;
   hometown?: string;
   voiceCloneId?: string;
+  // ISO 4217 code (e.g. "JPY", "EUR"). Optional — consumers (currently just
+  // Pulse's Finances tab) default to "USD" when unset, so existing TOML files
+  // need no edit.
+  currency?: string;
 }
 
 export interface LifeosVoiceSettings {
@@ -169,6 +173,7 @@ function validateAndNormalize(raw: unknown, path: string): LifeosConfig {
       timezone: principal.timezone,
       hometown: principal.hometown,
       voiceCloneId: principal.voice_clone_id ?? principal.voiceCloneId,
+      currency: principal.currency,
     },
     da: {
       name: da.name,
diff --git a/LifeOS/install/USER/CONFIG/LIFEOS_CONFIG.toml b/LifeOS/install/USER/CONFIG/LIFEOS_CONFIG.toml
index 7a9d2b20c9..9d96188e4b 100644
--- a/LifeOS/install/USER/CONFIG/LIFEOS_CONFIG.toml
+++ b/LifeOS/install/USER/CONFIG/LIFEOS_CONFIG.toml
@@ -15,6 +15,7 @@ name = "Your Name"                 # required — your display name
 pronunciation = ""                 # optional — phonetic spelling if needed
 timezone = "America/Los_Angeles"   # required — IANA timezone
 hometown = ""                      # optional
+currency = "USD"                   # optional — ISO 4217, drives Pulse Finances tab formatting
 
 [da]
 name = "Aria"                      # required — your DA's name (rename to anything)