The Lunar letters are the earliest letters in Kaldia. They are ideographs.
Arbazard now uses the Lunar alphabet, but it once used the Lunar letters.
Some of the letters are still used in Arbazard.
cf. Lunar Letter, Libra Tone and Etymology of Lunar Letter.
Ayaka (morning glory): The most basic font.
Intended purpose: It can tell how you should write the Lunar letter properly.
Alblant (cluster amaryllis): The most basic serif font.
Intended purpose: For body texts.