Well, Tokyu will introduce the new 3020 series on the Meguro Line and convert the six-car to eight-car trainsets in order to run through Sotetsu etc. in 2022.
Also this morning, Tobu will introduce the new 70090 series, a charge seating service on the Hibiya Line (and Tobu lines) by 2020.
And Tokyo Metro will introduce the new 17000 (FY 2020) and 18000 series (FY 2021) on the Fukutoshin and Hanzomon Line.
Source:
http://tetsudo-shimbun.com/headline/entry-1677.html
http://tetsudo-shimbun.com/headline/entry-1678.html
http://tetsudo-shimbun.com/headline/entry-1679.html
:cheers:

Also this morning, Tobu will introduce the new 70090 series, a charge seating service on the Hibiya Line (and Tobu lines) by 2020.


And Tokyo Metro will introduce the new 17000 (FY 2020) and 18000 series (FY 2021) on the Fukutoshin and Hanzomon Line.

Source:
http://tetsudo-shimbun.com/headline/entry-1677.html
http://tetsudo-shimbun.com/headline/entry-1678.html
http://tetsudo-shimbun.com/headline/entry-1679.html
:cheers: