Sentai Filmworks has their standard definition Blu-ray (SDBD) release coming up in September of the Di Gi Charat property where it’s listed as an Ultimate Collection.
Plot Concept: What do you do after your parents spend all their money unsuccessfully trying to take over the planet Di Gi Charat?
Coming in at 320 minutes, it features the TV series, the specials, and the winter garden special in one collection.