Complex sentence: Cinnamoroll also known as Baby Cinnamon is one of the many characters created by the Japanese stationery corporation Sanrio and was created by Sanrio's chief designer Miyuki Okumura.
Split into simpler sentences: Cinnamoroll also known as Baby Cinnamon is one of the many characters created by the Japanese stationery corporation Sanrio. Cinnamoroll was created by Sanrio's chief designer Miyuki Okumura.