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
Japanese mobile phone culture people keep their phone in 'manner mode' (silent mode) in order to not bother others and to avoid embarrassment on trains. On the other hand, writing emails or playing games with a cell phone while riding the train is completely acceptable. Electromagnetic energy is theorized to cause interference with heart pacemakers and other medical devices. Most trains contain signs demanding that mobile phones be turned off when around seats reserved for the elderly and handicapped, but passengers rarely do so. In hospitals, it is expected that one should turn it off entirely. Both talking on the phone or texting/messaging while