Masami Shiratama

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{{notability|Biographies|date=July 2017}}

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{{Infobox musical artist

| name = Masami Shiratama

| image =

| caption =

| background = non_vocal_instrumentalist

| birth_name =

| alias = Tama

| birth_date = {{birth date and age|1974|04|27|df=y}}

| death_date =

| origin = Hiroshima, Japan

| instrument = Bass guitar

| genre = Rock, J-pop

| occupation = Musician, lyricist, composer

| years_active = 1999–present

| label = SME Records

| associated_acts = Porno Graffitti

| website =

}}

{{nihongo|Masami Shiratama|白玉 雅己|Shiratama Masami}}, better known by his stage name Tama or {{nihongo|Shiratama|シラタマ|}} is a Japanese musician, lyricist and composer from Innoshima and a bass guitarist of Porno Graffitti in September 1999. After leaving the band in June 2004, he released the album Great Pleasure in December 2005.