In 2016 November released in Japan the Ace Attorney 4 and in 2014 the Ace Attorney 5 on iOS as the official port version of the original GameBoy games. Now, from today you can buy the games with up to 66% OFF for a limited time until June 4, 2017.
Depends on which episode package you choose you will get 50, 55 and 66% OFF but here you can find the details: http://www.capcom.co.jp/game/content/gyakutensaiban/info/topics/2205