Chemistry Letters is an online monthly scientific journal for the publication of Highlight Reviews and Letters focusing on current topics of all aspects of chemistry. The purpose of this journal is to widely publish original, meaningful research very rapidly for technically knowledgeable readers who are not necessarily specialists in this area. A wide variety of reports on the latest research serves all readers of this journal, and the rapid review and editing helps all authors to publish their valuable research in this journal. The Chemical Society of Japan hopes all visitors will notice the usefulness of our journal and the abundance of topics, and we welcome more submissions from scientists all over the world.