NTT Docomo a mushroom, which is quite a celebrity in Japan. He even is the hero of a Nintendo DS puzzle and platforming video game, "Boing! Docomodake DS" on 2007 and 2009; on 2016 or 2015, Nintendo put a Docomodake Mii in the app they called Miitomo, which was also released in North America, Japan and Europe. He also has a wide variety of merchandising such as cell phone straps, keychains, and plush dolls. As one type of advertising method, there are many types of Docomodakes such as mother and father, which symbolizes the plans that NTT Docomo offers. Emoji, a pictographic
NTT Docomo have a unique ring tone so they can be easily distinguished from incoming calls or messages. From 2014, under Civil Protection Law of Japan, Docomo began offering a service called the "Area Mail Disaster and Evacuation Information Service" which broadcasts J-Alert messages (including Earthquake Early Warning) produced by the Japan Fire and Disaster Management Agency to its subscribers with compatible handsets (e.g. Sony XPERIA, iPhone 5s, Samsung Galaxy). The message is broadcast when the military threat is imminent (e.g. North Korea's ballistic missile launching, terrorist attack to nuclear power plant), volcanic eruptions, or approaching tsunami. The company's mascot is Docomodake,