Have you ever been to Japan? If you read Japanese, you can survive. But seeing this picture you will not be a problem anymore. Let's see that each button of the air. Screen caps have it.

Air Conditioning Japan

Operation of the button on the remote air conditioning Japan
停止 = On / Off button
温度 = temperature adjustment
ハ イ パ ワ ー = turbo mode
内部 ク リ ー ン = air conditioning cleaning mode
運 転 切換 = Select active mode
電流 カ ッ ト = power saving mode
風 量 切換 = adjustable wind strength
風向 = wind direction
ス イ ン グ = Swing
タ イ マ ー = Timer Mode

Button examples that are not available on the remote.
省 パ ワ ー = power saving mode
静音 = silent mode
ラ ン ド リ ー = mode for clothes
冷 房 = cooling
暖房 = heating
除湿 or ド ラ イ = moisture removal
自動 = auto
送風 = ventilation
強 風 = windy
弱 風 = light wind
微風 = light wind