"ER" is a single by Japanese boy band Kanjani Eight as Eight Ranger. It was released on July 25, 2012. It debuted in number one on the weekly Oricon Singles Chart[1] and reached number one on the Billboard Japan Hot 100.[2]
| "ER" | ||||
|---|---|---|---|---|
| Single by Kanjani Eight | ||||
| Released | May 25, 2012 (Japan) | |||
| Kanjani Eight singles chronology | ||||
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