Weekly Manga Action was created in 1967.
Weekly Manga Times was created in 1956.
Weekly Manga Sunday was created in 1959.
Weekly Manga Goraku was created in 1968.
"Cobra" was created by Buichi Terasawa and first serialized in Weekly Shonen Jump from 1978 to 1984.
Most manga come out weekly but some come out monthly or bi-monthly.
Some titles of action manga that have no anime adaption are Silver Spoon (manga) and Nana (manga).
Air Gear was created by Oh! Great, a Japanese manga artist and writer. The manga was serialized in Weekly Shonen Magazine from 2002 to 2012 and was later adapted into an anime series by Toei Animation.
you can check weekly comics if its still available they sell naruto manga weekly im sure they will have past volumes too
As of the summer/July 2013, there will be 541.
We Were There - manga - was created in 2006.
No information is known on if the Manga series, Mysterious Girlfriend X will start coming out weekly. Mysterious Girlfriend X premiered in 2006.
"Kingdom" manga is serialized weekly in Weekly Young Magazine. It usually comes out every Monday in Japan. Make sure to check the official release schedule for any updates or changes.