Square Enix now is offering many discounts to support Nintendo Switch Golden Week 2019 SALE OFF event held between April 25th and May 8th in Japan. This event applies for Nintendo eShop only and provides various sale off rates range from 24% to 62%. The list of all of sale off targets can be referred here ¹, but it is worth noting that Octopath Traveler which is one of the best-selling games on Switch (Nintendo) console, is also under 30% SALE OFF making the price down to ¥5,140 (tax included).
1) The currency used by Japanese Nintendo eShop is Japanese Yen, hence purchase with other currencies will lead to currency exchange fee charge
2) Japanese Nintendo eShop doesn’t have region restriction, so any customer can easily purchase games directly from there as long as owns a Nintendo account had the country set to Japan