Hama Okamoto

Hama Okamoto is a bass guitarist and member of the rock band Okamoto's from Tokyo. He is represented with the agency Sony Music Artists. He is the eldest son of Downtown's Masatoshi Hamada and actress Natsumi Ogawa. His real name is Ikumi Hamada.

Equipment used

Fender Precision Bass made in 1968.
:Paddle peg which was adopted for only a few years from 66 years onboard.
American Shawstar AS-57
:Made in the 1990s, the shield jack part glows like a tail lamp of an American car.
Honey JET68-B
:Has an inspired inspiration from Echo rocket base
Fender Precision Bass Hama Okamoto Model #4
Fender Squier Katana made in 1985

; 2009

Date	Artist	Recording
2 Dec	bRIAN Shinsekai	Eikō no Rockstar –Oretachi wa Lockstar nanda!– "Senkō Riot 2009"

; 2010

Date	Artist	Recording
9 Jun	Band A	girl's end "girl's end"
29 Sep	Gota & Kamui Supporters	Possible "Kamui "F1 Driver 'Kamui Kobyashi' Support Theme"
	SMA All Stars	Best Hit SMA –Song Meets Audience–

; 2011

Date	Artist	Recording
2 Feb	Miyavi	What's My Name? feat. Hama Okamoto "What's My Name? e.p."
14 Dec	Asako Toki	heartbeat "Best! 2004-2011"

; 2012

; 2013

Date	Artist	Recording
30 Jan	Rina Sumioka	Harenohi "Harenohi"
8 May	Akai Kutsu	Hirninal Rain "Inorimasu no Mori"
8 May	Gen Hoshino	Dust "Gag"
29 May	Magokoro Brothers	Kienai E
16 Oct	Hiroshi Fujiwara	solfa, f.o. Hoka "manners"
6 Nov	Momoiro Clover Z	Gounn "Gounn"
13 Nov	Rip Slyme	Sly "Sly"
23 Dec	Rina Sumioka	We Are Never Ever Getting Back Together

; 2014

Date	Artist	Recording
26 Feb	Kana Hanazawa	last contrast "25"
11 Jun	Glim Spanky	Shōsō, Midnight Circus "Shōsō"
11 Jun	Gen Hoshino	Crazy Crazy, Night Troop "Crazy Crazy/Sakura no Mori"
23 Jun	Tortoise Matsumoto	"Wā'!/Chalida"
25 Jun	The Bawdies	Live At Billboard Live 20140317 *Shokai Gentei-ban Bonus Track "Nice And Slow / Come On"
12 Nov	Rina Sumioka	Namida Biyori, Colorful Monochrome "watchword"
3 Dec	Charan-Po-Rantan	Workaholic "Theater Theater"

; 2015

Date	Artist	Recording
21 Jan	Bomi	Getsuyō no Melancholy, Matataku Speed de "Born In The U.S.A."
8 Mar	Ucari & The Valentine	I'm In Love With You "New Dance"
13 May	Mashimaro	"Garan to shi teru"
22 May	Char	Tokio Drive "Rock Jū"
27 May	Gen Hoshino	Sun "Sun"
24 Jun	Hey! Say! JUMP	Disco Jockey!!! -Bonus Tracks- "Jumping Car"
	Puffy AmiYumi	Colorful Wave Surfers, Coco Hawaii
16 Sep	sébuhiroko	Lost Highway "Wonderland"
28 Oct	Aki Yashiro	Give You What You Want "Aiuta"
	Miyavi	Express It "Citizen Attesa 2015 no CM Song"
2 Dec	Gen Hoshino	Week End, Tokiyo "Yellow Dancer"

; 2016

Date	Artist	Recording
17 Feb	Momoiro Clover Z	Mahoro Vacation "Hakkin no Yoake"
20 Apr	Shiritsu Ebisu Chugaku	Acne "Ana Sora"
6 Jul	Ken Hirai	Kyōi no Bonsai "The Still Life"
3 Aug	Kayoko Yoshizawa	Avocado feat. Ichiyo Izawa " to Utsukushī Hito-tachi"
28 Sep	Kyoko	Ikasama Binanshi feat. Linda "Ikasama Binanshi feat. Linda / Magenta Butterfly"
5 Oct	Gen Hoshino	Koi, Drinking Dance "Koi"

; 2017

Date	Artist	Recording
8 Feb	Miyu Koike	Koisuru Futari wa, Hitorigoto "Koisuru Futari wa"
15 Feb	Hana Sekitori	Moshimo Boku ni, Heibon na Mainichi "Kimi ni yoku Nita Hito ga iru"
15 Mar	Kayoko Yoshizawa	Utopia "Yaneura-jū"
22 Mar	Charisma.com	classic glasses "not not me"
22 Mar	Onigawara	Hit Chart o Nerae! "Hit Chart o Nerae!"
12 Apr	Ai Otsuka	Hey! Bear "Love Honey"
17 May	Juon	my girl
21 Jun	Juon	T.N.C
16 Aug	Gen Hoshino	Purin "Family Song"