Complex sentence: It has been well received by manga critics, which praised its historical background, art and characters, and by the readers, with 5 million copies sold and the series placing among the best-selling manga of the week several times.
Split into simpler sentences: It has been well received by manga critics, which praised its historical background, art and characters. With 5 million copies sold, the series has been placed among the best-selling manga of the week several times.