Ikebana room decoration and commenced in a rudimentary way to consider natural beauty in floral arrangement. At this time "ikebana" was known as "rikka". This same age conceived another form called "nageirebana". "Rikka" and "nageirebana" are the two branches into which "ikebana" has been divided. Popularity of the two styles vacillated between these two for centuries. In the beginning, "rikka" was stiff, formal, and more decorative while "nageirebana" was simpler and more natural. Although "nageirebana" began to come into favour in the Higashiyama period, "rikka" was still preferred, and "nageirebana" did not truly gain popularity until the Momoyama period, about a
The Chicago Manual of Style The Chicago Manual of Style The Chicago Manual of Style (abbreviated in writing as CMOS or CMS, or sometimes as Chicago) is a style guide for American English published since 1906 by the University of Chicago Press. Its seventeen editions have prescribed writing and citation styles widely used in publishing. It is "one of the most widely used and respected style guides in the United States". The guide deals with aspects of editorial practice, from American English grammar and use to document preparation. It is available in print as a hardcover book, and by subscription as a searchable website as