{"name":"SpeedSpeak","short_name":"SpeedSpeak","description":"SpeedSpeakで瞬時に英語フレーズを組み立てて、反応速度と表現力を鍛えましょう。","start_url":"/","display":"standalone","background_color":"#f59e0b","theme_color":"#f59e0b","lang":"ja","icons":[{"src":"/icons/speedspeak-192.png","sizes":"192x192","type":"image/png"},{"src":"/icons/speedspeak-512.png","sizes":"512x512","type":"image/png"}]}