sentences:  He noted a drop-off in animation quality in the second half of the series, and was disappointed at the change in the tone of the ending.He later chose it as one of the best anime series of 2009, citing Gonzo's preservation of the overall tone, and the addition of "great action" scenes.Bamboo Dong described it as "absolutely wonderful, both aesthetically and also narratively", and praised the reinvention of the tale.