1837		Morse Invents the Telegraph
	1854		Perry Presents Telegraph Devices.
	1869		Start of Telegram Service between Tokyo and Yokohama (Founding of Telegraph in Japan)
	1871		Morse Print Telegraph Equipment Imported from England and Put to Use
			Exchanging Telegrams with Foreign Countries Starts (between Nagasaki and Shanghai, Nagasaki and Vladivostok)
	1872		First Submarine Cable (Kanmon Straits)
	1873		Telegraph Lines on Land between Tokyo and Nagasaki Opened
	1878		Telegraph Lines Set Up Almost Throughout the Country. Central Telegraph Office (Kobiki-cho) Opened
	1895		Marconi Invents Radiotelegraphy
			Morse Acoustic Telegraph Started
	1906		Start of direct telegraph communication with the US using a submarine cable
	1908		Wireless telegram service introduced (between the Choshi radio station and a ship)
	1923		Telegraph printer appears
	1930		Photo-telegraph service introduced (NE-type)
	1934		New Year's Telegram Service Begins
	1936		Condolence Telegram Service Begins
	1946		Facsimile telegraph service introduced
	1956		Subscriber Telex Service Introduced
	1985		Melody telegrams introduced
			Night-time telegrams were reviewed and night-time delivery was restricted to emergency fixed-text telegrams sent between 7 PM and 8 AM.
	1986		Flower telegrams (congratulatory or condolence telegrams)
			Pressed-Flower Telegram Service Begins
	1987		Embroidered telegrams and deluxe pressed flower telegrams introduced
	1988		Hiragana telegrams introduced
			Melody voice telegrams
	1991		Night-time telegrams reviewed
			"Great Chrysanthemum" Embroidered Condolence Telegrams
			Deluxe Melody Telegrams
	1992		Lacquered Telegrams
			Melody Pressed-Flower Telegrams
	1993		'Memorial Flower' Condolence Pressed-Flower Telegram Offered
			'Harmony Chrysanthemum' Condolence Telegram Offered
	1994		Telegram Service Introduces Use of 'Kanji' Characters
			J League Melody Telegrams

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museum@mod.hqs.ntt.jp