Here are the updates from June:

Furigana (phonetic reading aids for kanji) have been added to the text in Story Mode. The Jinro Burger story is meant to be content that lets anyone learn how to play the game with ease, and adding furigana should make it more readable for an even wider audience.
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In June, we focused mainly on improvements to networking and security. On top of that, Story Mode has entered its finishing stages, with work like furigana support and a font review. We've also been running beta tests more frequently than before to gather more feedback.