1985
Public corporation law abolished. The Nippon Telegraph and Telephone Public Corporation was broken up to form the Nippon Telegraph and Telephone Corporation.
User-Installed Main Telephones Introduced (Terminal Equipment Liberalization)
Level 2 Packet Switching Service Begins
Melody telegrams introduced
Shoulder Phone (Out-of-Vehicle Mobile Telephone) Service Starts
Melody voice telegrams
Night-time telegrams were reviewed and night-time delivery was restricted to emergency fixed-text telegrams sent between 7 PM and 8 AM.
Toll Free '0120' Service Begins
Various New Pages first published
Automatic Answering Telephone "Response"
1986
Flower telegrams (congratulatory or condolence telegrams)
Pressed-Flower Telegram Service Begins
Public In-Flight Telephone Service Begins
Saturday Calling Rates Reduced
Recorded Message Service Begins
CD Town Pages developed
1987
Mobile telephone service introduced
Display-Type Pager Service introduced
Embroidered telegrams and deluxe pressed flower telegrams introduced
Clover Phone
1988
Rates Revised for Direct-Dialed Calls (Daytime Rates for Inter-Area Calls over 320km Reduced From 10 Yen per 4.5 Seconds to 10 Yen per 5 Seconds)
INS Net64 Service Begins in Tokyo, Nagoya, Osaka
Data Communications Business Spun Off as NTT Data Communications, Ltd.
"Off-Talk" Communications Service Introduced
Hiragana telegrams introduced
Auto-Dialing Phone Cards Introduced
Howdy Cordless Phone "Passe"
New Town Pages published with improved layout and business categories.
1989
Telephone "Exchanges" Become Branches and Offices
Information Fee Collection Service (Dial Q2) Introduced
Nationwide Directory Assistance Number '104' Adopted (Without Area Codes)
Abbreviated Dialing Service (# Dialing) Introduced
Card-Style Pink Telephones
1990
Digital Public Phones
Set Discount for Catch Phone (call waiting)
"NTT Card C" Simplifies Credit Card Calling
INS-P Service (6/1)
Toll Free Calling Rates Discounted
1991
Night-time telegrams reviewed
"Great Chrysanthemum" Embroidered Condolence Telegrams
Deluxe Melody Telegrams
New Type Digital Public Telephone Set
"NTT Global Environment Charter" Adopted
1992
3,000 and 5,000-Yen Phone Cards Go Off Market
Lacquered Telegrams
TeleChoice Service Begins
Melody Pressed-Flower Telegrams
Long Distance Calling Charges Reduced
Mobile Communications Business Is Spun Off
Contract for 1-Million Line Rural Telephone Expansion Project with TT&T of Thailand
1993
'Memorial Flower' Condolence Pressed-Flower Telegram Offered
'Harmony Chrysanthemum' Condolence Telegram Offered
Public Telephone Calling Rates Revised
Ultra High-Speed (150Mb/s) Leased Line Service Introduced
Medium and Long-Distance Rates Reduced
TeleWise Service Introduced
TeleDome Service Introduced
'TeleGong' Service Introduced
1994
Cooperative Venture with General Magic Announced
Telegram Service Introduces Use of 'Kanji' Characters
HDTV Video Relay Service Begins
Member's Network Service Begins
"Dial Q[2]" System of Programming by Category Begins
Technical Cooperation with Microsoft Announced
Partnership formed with Silicon Graphics of the USA
Nuisance Call Blocking Service
J League Melody Telegrams
Frame Relay Service Starts
1995
Revision of Base Rates and Directory Assistance Charges
'Call Waiting II' Service Introduced
Digital Cordless Phone PIET S100-S Set
'TeleChoice' Service Introduced
'TeleHodai' Service Introduced
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