Kanatest - Kanatest is a simple flashcard program to practice and learn Japanese kana (Hiragana and Katakana).
T-Clock Redux - T-Clock Redux in an enhanced fork of Stoic Joker's T-Clock 2010 with ISO week number support...
iKnow! - iKnow! なら、英語が身につく続く。リスニング、単語、センテンスなど複数のスキルが同時に鍛えられるので効率的。PC、スマホ、タブレットからいつでもどこでも学習が可能。1分程度の待ち時間も活用できるので、継続しやすい。
ClocX - ClocX - freeware analog clock for Windows desktop with many features like calendar, alarms, skins, antialiasing and transparency.
Byki - Byki is a powerful and personalized language-learning system.
ClassicDesktopClock - ClassicDesktopClock is a portable freeware app that provides a desktop clock overlay with the old-style Windows 98 SE clock in mind and more.