Koji Yamamoto

Appears in
PSP	Yu-Gi-Oh! 5D's Tag Force 4; Yu-Gi-Oh! 5D's Tag Force 5; Yu-Gi-Oh! 5D's Tag Force 6;

Japanese name
Japanese	山本耕司（やまもとこうじ）
Base	山本耕司
Furigana	やまもとこうじ
Rōmaji	Yamamoto Kōji

Koji Yamamoto
	Bawnji, in Tag Force 5
English name	Bawnji;
Japanese translated	Koji Yamamoto;
Japanese
Japanese name
Japanese	山本耕司（やまもとこうじ）
Base	山本耕司
Furigana	やまもとこうじ
Rōmaji	Yamamoto Kōji
Gender	Male;
Decks
Tag Force 4	St. Gradius Elementary School;
Tag Force 5	St. Nemesis Academy;
Tag Force 6	St. Lifeforce Institute;
Video game debut	Yu-Gi-Oh! 5D's Tag Force 4
PSP
Appears in
PSP	Yu-Gi-Oh! 5D's Tag Force 4; Yu-Gi-Oh! 5D's Tag Force 5; Yu-Gi-Oh! 5D's Tag Force 6;
	Yamamoto, Koji

Koji Yamamoto is a character appearing in the Yu-Gi-Oh! 5D's Tag Force games.

In the English version, his name is changed to Bawnji, who is a character from the previous Tag Force games, known as Yasuhiro Yamaguchi in the Japanese version.

Appearances

Bawnji resides in Tops.

Tag Force 4

Bawnji, in Tag Force 4.

In the second event of Mina Simington's story, the Player and Mina duel against Leo and Bawnji.

Tag Force 5

In Duel Academy Luna's first event, Bawnji and Emma Tag Duel against the player and Luna.

Gifts

The player is able to give Bawnji gifts. The following tables detail how much he likes or dislikes the gifts.

Tag Force 4

	Strongly likes	Likes	Neutral	Dislikes	Strongly dislikes
Household
Figures
Card accessories
Foods & Beverages
Misc

Tag Force 5

	Strongly likes	Likes	Neutral	Dislikes	Strongly dislikes
Household
Figures
Card accessories
Foods & Beverages
Misc

Tag Force 6

	Strongly likes	Likes	Neutral	Dislikes	Strongly dislikes
Household
Figures
Card accessories
Foods & Beverages
Misc

Decks

Bawnji uses Machine Decks based around cards from the Gradius video game series.

Tag Force 4

Bawnji's Decks in Tag Force 4 are titled "St. Gradius Elementary School" (聖グラディウス小学校, Hijiri Guradiusu Shōgakkō)

St. Gradius Elementary School 1

Monster Cards

Normal Monsters

Gradius x2

Effect Monsters

Blue Thunder T-45 x2
D.D. Warrior Lady
Falchionβ x2 (Favorite)
Flint Lock x2
Honest x2
Jade Knight x2 (Favorite)
Shining Angel x3
Victory Viper XX03 x2 (Favorite)

Spell Cards

Trap Cards

St. Gradius Elementary School 2

St. Gradius Elementary School 3

Monster Cards

Normal Monsters

Gradius x3

Effect Monsters

Spell Cards

Trap Cards

St. Gradius Elementary School 4

Monster Cards

Normal Monsters

Gradius x3

Effect Monsters

Spell Cards

Trap Cards

Tag Force 5

Bawnji's Decks in Tag Force 5 are titled "St. Nemesis Academy" (聖ネメシス学園, Hijiri nemeshisu gakuen)

St. Nemesis Academy 1

Monster Cards

Normal Monsters

Gradius x2 (Favorite)

Effect Monsters

Falchionβ x2
Flint Lock x2
Gradius' Option x2
Honest x2
Jade Knight x2
Lord British Space Fighter x2 (Favorite)
Shining Angel x2
Victory Viper XX03 x2 (Favorite)

Spell Cards

Trap Cards

Rare Metalmorph x2

St. Nemesis Academy 2

St. Nemesis Academy 3

Monster Cards

Normal Monsters

Gradius x2

Effect Monsters

Union monsters

Trigon

Spell Cards

Trap Cards

Mirror Force (D)
Torrential Tribute (D)

St. Nemesis Academy 4

Monster Cards

Effect Monsters

Union monsters

Trigon x2

Spell Cards

Trap Cards

Tag Force 6

Bawnji's Decks in Tag Force 6 are titled "St. Lifeforce Institute" (聖ライフフォース学園, Hijiri raifufōsu gakuen)

St. Lifeforce Institute 1

Monster Cards

Normal Monsters

Gradius x2

Effect Monsters

Blue Thunder T-45 x2
Delta Tri x2
Falchionβ x2 (Favorite)
Gradius' Option x2
Honest
Jade Knight x2 (Favorite)
Lord British Space Fighter x2 (Favorite)
Victory Viper XX03 x2 (Favorite)

Union monsters

Oilman x2
Trigon x2

Spell Cards

Trap Cards

Bottomless Trap Hole x2
Call of the Haunted (D)

St. Lifeforce Institute 2

Monster Cards

Effect Monsters

Spell Cards

Trap Cards

Dimensional Prison x3
Torrential Tribute (D)

St. Lifeforce Institute 3

Monster Cards

Effect Monsters

Spell Cards

Trap Cards

Dimensional Prison x2 (D)

St. Lifeforce Institute 4

Monster Cards

Effect Monsters

Gemini monsters

Crusader of Endymion x3
Elemental HERO Neos Alius x3

Spell Cards

Trap Cards

v t e Yu-Gi-Oh! 5D's Tag Force 4 characters TF05 →
Player
Tier 1	001 Yusei Fudo 002 Jack Atlas 003 Akiza Izinski 004 Leo 005 Luna 006 Crow Hogan 007 Carly Carmine 008 Misty Tredwell 009 Kalin Kessler 010 Devack 011 Roman Goodwin 012 Tetsu Trudge 013 Rally Dawson 014 Mina Simington
Tier 2	015 Mimicry 016 Georg 017 Hose 018 Lioside 019 Dean 020 Wade 021 Gillian 022 KENYoU 023 Bivin 024 Rio 025 Mathew 026 Enzo 027 Terence 028 Simon 029 Jaime 030 Syun 031 Disa 032 Masha 033 Rie 034 Jewels 035 Andrea 036 Lily 037 Maki 038 Anca 039 Yumi 040 Celia 041 Rei 042 Kaia 043 Maia 044 Maci 045 Nataly 046 Kami 047 Wisteria 048 Cherry 049 Yuma 050 Odelia 051 Tasha 052 Rayna 053 Bright 054 Ida 055 Nadia 056 Reyna 057 Maggie 058 Hana 059 Cali 060 Naomi 061 Moses 062 Ivan 063 Giry 064 Michael 065 Taku 066 Bawnji 067 Walter 068 Hayden 069 Zanny 070 Nathan 071 Daisy 072 Edith 073 Mint 074 Lara 075 Olivia 076 Nadine 077 Sara 078 Pearl 079 Emma 080 Alice 081 Jumbo Ushio 082 Ryusei 083 King Jyaku 084 Duelua 085 Dueluka
Non-Duelist	Blister Blitz Rex Goodwin Lenny MC Nervin Rathie Showgirl Tank Yanagi
Portal

v t e ← TF04 Yu-Gi-Oh! 5D's Tag Force 5 characters TF06 →
Player
First tier	001 Yusei Fudo 002 Jack Atlas 003 Crow Hogan 004 Akiza Izinski 005 Leo 006 Luna 007 Carly Carmine 008 Mina Simington 009 Tetsu Trudge 010 Lazar 011 Vizor 012 Sherry LeBlanc 013 Kalin 014 Primo 015 Lester 016 Jakob 017 Fake Jack Atlas
Second tier	018 Mimicry 019 Georg 020 Hose 021 Lioside 022 Dean 023 Wade 024 Gillian 025 KENYoU 026 Bivin 027 Rio 028 Mathew 029 Enzo 030 Terence 031 Simon 032 Jaime 033 Syun 034 Disa 035 Masha 036 Rie 037 Jewels 038 Andrea 039 Lily 040 Maki 041 Anca 042 Yumi 043 Celia 044 Rei 045 Kaia 046 Maia 047 Maci 048 Nataly 049 Kami 050 Wisteria 051 Cherry 052 Yuma 053 Odelia 054 Tasha 055 Rayna 056 Bright 057 Ida 058 Nadia 059 Reyna 060 Maggie 061 Hana 062 Cali 063 Naomi 064 Moses 065 Ivan 066 Giry 067 Michael 068 Taku 069 Bawnji 070 Walter 071 Hayden 072 Zanny 073 Nathan 074 Daisy 075 Edith 076 Mint 077 Lara 078 Olivia 079 Nadine 080 Sara 081 Pearl 082 Emma 083 Alice 084 Jumbo 085 Ryusei 086 King Jyaku 087 Duelua 088 Dueluka 089 Nanosa
Story only	Ghost
Non-Duelist	Blister Cheerleader Dexter Elsworth Rudolph Heitmann Martha MC Rathie Regulus Stephanie Zora
Portal

v t e ← TF05 Yu-Gi-Oh! 5D's Tag Force 6 characters TFSP →
Player
First tier	001 Yusei Fudo 002 Jack Atlas 003 Crow Hogan 004 Akiza Izinski 005 Leo 006 Luna 007 Bruno 008 Tetsu Trudge 009 Jean 010 Taro Yamashita 011 Dragan 012 Broder 013 Halldor 014 Sherry LeBlanc 015 Aporia 016 Z-one 017 Rex Goodwin 018 Rally Dawson
Second tier	019 Andre 020 Breo 021 Yoshizo Hayashi 022 Jinbei Tanigawa 023 Primo 024 Lester 025 Jakob 026 Mina Simington 027 Lazar 028 Carly Carmine 029 Misty Tredwell 030 Kalin Kessler 031 Greiger 032 Devack 033 Roman Goodwin
Third tier	034 Mimicry 035 Georg 036 Hose 037 Lioside 038 Dean 039 Wade 040 Gillian 041 KENYoU 042 Bivin 043 Rio 044 Mathew 045 Enzo 046 Terence 047 Simon 048 Jaime 049 Syun 050 Disa 051 Masha 052 Rie 053 Jewels 054 Andrea 055 Lily 056 Maki 057 Anca 058 Yumi 059 Celia 060 Rei 061 Kaia 062 Maia 063 Maci 064 Nataly 065 Kami 066 Wisteria 067 Cherry 068 Yuma 069 Odelia 070 Tasha 071 Rayna 072 Bright 073 Ida 074 Nadia 075 Reyna 076 Maggie 077 Hana 078 Cali 079 Naomi 080 Moses 081 Ivan 082 Giry 083 Michael 084 Taku 085 Bawnji 086 Walter 087 Hayden 088 Zanny 089 Nathan 090 Daisy 091 Edith 092 Mint 093 Lara 094 Olivia 095 Nadine 096 Sara 097 Pearl 098 Emma 099 Alice 100 Jumbo 101 Ryusei 102 King Jyaku 103 Duelua 104 Dueluka 105 Nanosa
Story only	Ghost Yusei Fudo double
Non-Duelist	Ancient Fairy Dragon Blister Bob Cheerleader Dexter Elsworth Familiar Dr. Fudo Kaz Martha MC Patty Rathie Rudolph Heitmann Showgirl Sly Stephanie Zora
Portal

Koji Yamamoto

Contents

Appearances

Tag Force 4

Tag Force 5

Gifts

Tag Force 4

Tag Force 5

Tag Force 6

Decks

Tag Force 4

Tag Force 5

Tag Force 6

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