Android/端末情報

// キャリア判別
TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
String carrier = tm.getSimOperator();
if (carrier != null && carrier.length() > 0) {
    Log.i("test", "carrier=" + carrier); // DOCOMO: 44010 SoftBank: 44020 Au: 44070
}

// 言語表示
Locale locale = Locale.getDefault();
String language = locale.getLanguage();
String country = locale.getCountry();
Log.i("test", "language=" + language); // ja
Log.i("test", "country=" + country); // JP
Log.i("test", "lang=" + Locale.getDefault().toString()); // ja_JP

// package_name取得(com.example.test.myapplication
Log.i("test", "package_name=" + getApplication().getPackageName().toLowerCase());

// 端末名(404KC
Log.i("test", Build.MODEL);