Please answer the following question: Water Forest is Japanese singer-songwriter Rurutia's 2nd album under the Toshiba EMI label. The album reached to #226 on Oricon and charted for a week. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Album