I've gone ahead and made the switch to PivotX. The old site remains more or less up, at the "Old site" link in the left-hand bar, but things will steadily disappear from there and appear here. Reasons behind the switch are discussed at length in this posting.
I created a section for Japanese-language entries because the software made it easy to do that, but don't get your hopes up. After a year of lessons my Japanese is still pretty rudimentary. Some day, though, I'd like to write and post entries in that section.