Ad Text in Japanese:
「テロ警戒にご協力を！」
「不審な人や車、荷物などを見かけたときは、警察署、交番（駐在所）、１１０番もうしくは近くの警察官にお知らせください。」
大阪府警察
Gotta love the flames in the background.
「テロ警戒にご協力を！」
「テロ」is short for「テロイズム」, which is, “terrorism”. It -is- in fact the shorttened form of that work, but the true is, these days you barely ever hear「テロイズム」spelled out. The abbreviation has become commonplace.
「警戒」This is a useful word to know, it means “warning”, or “precaution” or “lookout”. […]

A wonderful day down by the Yodo river in Osaka.

Oh? What’s this important looking sign?

Why, there’s a sleepy frog on it, and look! He’s sitting on a lily pad!
「ゴミはもちカエル」 
「公園利用者の方が心地 よく過ごせるようにゴミはすべてお持ち帰りください。」
First let’s look at「ゴミはもちカエル」, or,  bad  Japanese puns!
「ゴミ」means “trash, waste, rubbish, litter, etc”, and is usually written in hiragana.
「持ち帰る」is how 「もちカエル」is usually written. The verb 「持つ」means […]

This picture was taken inside of a toilet in a Tokyo Line train station…
Yes… I take my camera everywhere…
Ad Text in Japanese:
「このトイレットペーパーは、東京急行の切符等をリサイクルしたものです。」
Ok, vocab and grammar attack!
「この」means “this”. As apposed to 「その」which means “that”,
「トイレットペーパー」 is Katakana for Toilet Paper.
「東京急行」Literally, 「東京」is “Tokyo” and 「急行」is “Express”, as in Express Train, as you probably know if you’re in Japan. […]