diff --git a/build_consumer_apks.ps1 b/build_consumer_apks.ps1
new file mode 100644
index 0000000..1b33ffe
--- /dev/null
+++ b/build_consumer_apks.ps1
@@ -0,0 +1,73 @@
+param([switch]$SkipRelease)
+
+# ============================================================================
+# Ponshu Room - Consumer APK Build Script (Maita + Eiji)
+# build.gradle.kts は変更しない。applicationId は既に ponshu_room_lite 固定。
+# ============================================================================
+
+$ErrorActionPreference = "Stop"
+
+# .env.local を読み込む
+$envFile = Join-Path $PSScriptRoot ".env.local"
+if (-not (Test-Path $envFile)) { Write-Error ".env.local not found"; exit 1 }
+Get-Content $envFile | ForEach-Object {
+    $line = $_.Trim()
+    if ($line -and -not $line.StartsWith('#') -and $line.Contains('=')) {
+        $idx = $line.IndexOf('=')
+        $key = $line.Substring(0, $idx).Trim()
+        $val = $line.Substring($idx + 1).Trim()
+        [System.Environment]::SetEnvironmentVariable($key, $val)
+    }
+}
+
+$maitaKey = $env:GEMINI_API_KEY_MAITA
+$eijiKey  = $env:GEMINI_API_KEY_EIJI
+if (-not $maitaKey) { Write-Error "GEMINI_API_KEY_MAITA not set in .env.local"; exit 1 }
+if (-not $eijiKey)  { Write-Error "GEMINI_API_KEY_EIJI not set in .env.local";  exit 1 }
+
+# 出力ディレクトリ
+$timestamp = Get-Date -Format "yyyy-MM-dd_HH-mm-ss"
+$outputDir = Join-Path $PSScriptRoot "build\apk_releases\$timestamp"
+New-Item -ItemType Directory -Path $outputDir -Force | Out-Null
+
+Write-Host "============================================" -ForegroundColor Cyan
+Write-Host "  Ponshu Room - Consumer APK Build" -ForegroundColor Cyan
+Write-Host "============================================" -ForegroundColor Cyan
+Write-Host "  Output: $outputDir" -ForegroundColor Gray
+Write-Host ""
+
+# --- 1. Maita ---
+Write-Host "[1/2] Building Maita..." -ForegroundColor Yellow
+flutter build apk --release `
+    --dart-define=GEMINI_API_KEY=$maitaKey `
+    --dart-define=IS_BUSINESS_APP=false
+
+if ($LASTEXITCODE -ne 0) { Write-Error "Maita build failed"; exit 1 }
+
+Copy-Item "build\app\outputs\flutter-apk\app-release.apk" `
+          "$outputDir\ponshu_room_consumer_maita.apk" -Force
+$sz = [math]::Round((Get-Item "$outputDir\ponshu_room_consumer_maita.apk").Length / 1MB, 1)
+Write-Host "  OK: ponshu_room_consumer_maita.apk ($sz MB)" -ForegroundColor Green
+
+# --- 2. Eiji ---
+Write-Host "[2/2] Building Eiji..." -ForegroundColor Yellow
+flutter build apk --release `
+    --dart-define=GEMINI_API_KEY=$eijiKey `
+    --dart-define=IS_BUSINESS_APP=false
+
+if ($LASTEXITCODE -ne 0) { Write-Error "Eiji build failed"; exit 1 }
+
+Copy-Item "build\app\outputs\flutter-apk\app-release.apk" `
+          "$outputDir\ponshu_room_consumer_eiji.apk" -Force
+$sz = [math]::Round((Get-Item "$outputDir\ponshu_room_consumer_eiji.apk").Length / 1MB, 1)
+Write-Host "  OK: ponshu_room_consumer_eiji.apk ($sz MB)" -ForegroundColor Green
+
+Write-Host ""
+Write-Host "  Build complete: $outputDir" -ForegroundColor Cyan
+
+# --- 3. Release to Gitea + Vercel ---
+if (-not $SkipRelease) {
+    Write-Host ""
+    Write-Host "  Releasing to Gitea..." -ForegroundColor Cyan
+    & "$PSScriptRoot\release_to_gitea.ps1" -ApkDir $outputDir
+}
diff --git a/web/download/releases.json b/web/download/releases.json
index 0cc61e2..4d01d08 100644
--- a/web/download/releases.json
+++ b/web/download/releases.json
@@ -1,18 +1,18 @@
 {
     "date":  "2026-04-11",
-    "name":  "Ponshu Room 1.0.28 (2026-04-11)",
-    "version":  "v1.0.28",
+    "name":  "Ponshu Room 1.0.29 (2026-04-11)",
+    "version":  "v1.0.29",
     "apks":  {
                  "eiji":  {
                               "lite":  {
-                                           "url":  "https://posimai-lab.tail72e846.ts.net/mai/ponshu-room-lite/releases/download/v1.0.28/ponshu_room_consumer_eiji.apk",
+                                           "url":  "https://posimai-lab.tail72e846.ts.net/mai/ponshu-room-lite/releases/download/v1.0.29/ponshu_room_consumer_eiji.apk",
                                            "size_mb":  89,
                                            "filename":  "ponshu_room_consumer_eiji.apk"
                                        }
                           },
                  "maita":  {
                                "lite":  {
-                                            "url":  "https://posimai-lab.tail72e846.ts.net/mai/ponshu-room-lite/releases/download/v1.0.28/ponshu_room_consumer_maita.apk",
+                                            "url":  "https://posimai-lab.tail72e846.ts.net/mai/ponshu-room-lite/releases/download/v1.0.29/ponshu_room_consumer_maita.apk",
                                             "size_mb":  89,
                                             "filename":  "ponshu_room_consumer_maita.apk"
                                         }