スマホ熱中を防ぐ『Forest』 Forest: Focus for Productivity - Apps on Google Play Stay focused on your goal or to dos and get … 2018-09-10
勉強をやる気にさせる『Studyplus』 Studyplus(スタディプラス)勉強習慣&進路サポート - Apps on Google Play We'll support you in developing study … 2018-09-09