The shared facilities for the Toei Shinjuku subway line and the KeiÅ New Line consist of two platforms stretching east-west five floors beneath the KÅshÅ« KaidÅ avenue to the southwest of the JR section. The concourse is managed by Keio Corporation but is in a separate location to the main Keio platforms.
Right now, the most sensitive pregnancy test on the market is the First Response Digital Pregnancy Test. It can detect the hCG levels in your body as many as six days early. Studies confirm that this test can detect hCG levels when they are as low as 6.5 mIU/ml.
This website lists the official and also anecdotal data about the various kinds of test sticks and strips: http://www.peeonastick.com. Officially, First response (and others, like the Dollar Tree brand) are sensitive to 25mIU/hCG but many women say it can detect under 10mIU.