Sengoku Raiden Championship 15 takes place tonight (this morning) at Ryogoku Kokugikan in Tokyo, Japan. The event features the Sengoku welterweight tournament semifinals and the Asian bantamweigh quarterfinals.

The action airs live on HDNet in the U.S. starting at 2 a.m. ET. ProMMAnow.com will provide live results and play-by-play.

Sengoku 15 quick results:

• Hiroshi Izumi def. James Zikic by split decision Rd 3 (5:00)
• Brian Cobb def. Kazunori Yokota by split decision Rd 3 (5:00)
• Maximo Blanco def. Kiuma Kunioku by TKO (punches) Rd 1 (4:26)
• Yoshiaki Takahashi def. Chang Seob Lee by submission (scarf hold arm lock) Rd 1 (2:28)

WELTERWEIGHT GRAND PRIX SEMIFINALS

• Keita Nakamura def. Takuya Wada by submission (strikes) Rd 1 (3:30)
• Yasubey Enomoto def. Taisuke Okuno by unanimous decision Rd 3 (5:00)

ASIAN BANTAMWEIGHT GRAND PRIX QUARTERFINALS

• Taiyo Nakahara def. Shintaro Ishiwatari by split decision Rd 3 (5:00)
• Akitoshi Tamura def. Shoko Sato by split decision Rd 3 (5:00)
• Shunichi Shimizu def. Wataru Takahashi by unanimous decision Rd 3 (5:00)
• Manabu Inoue def. Jae Hyun So by unanimous decision Rd 3 (5:00)

Manabu Inoue vs. Jae Hyun So

Round 1 – So falls to the ground and Inoue is on top inside guard. Inoue moves to half guard but So recovers full guard. In half guard again, then back to full guard, closed. Inoue takes So’s back as he goes to his knees. Inoue has hooks in but So trying hard to get out and does briefly, gets to his knees again but Inoue on him holding on tight. So gets to his back and recovers closed guard. Virtually no punches have been thrown aside from a few rabbit punches. Inoue stands up and So gets to his feet as the bell sounds. Inoue should have the round 10-9.

Round 2 – Leg kick from Inoue. Inoue shoots and gets So on his back. So reverses position and gains top position ever so briefly as Inoue sweeps and is on top inside the guard of So. Inoue with a few little punches. So gets to his knees,grabs a single leg but Inoue gets to his feet ands so does So as they begin to exchange strikes. It goes to the ground briefly but right back up and Inoue grabs a single and puts So down again. Inoue gets side mount, lands a knee to the head. So gets to his knees and Inoue lands some punches as he stays on top, moves to side control. Inoue lands a big knee to the head and finishes in side control landing shots. Inoue should take the round 10-9 and the fight easily 20-18.

OFFICIAL RESULT: Manabu Inoue def. Jae Hyun So by unanimous decision

Shunichi Shimizu vs. Wataru Takahashi

Round 1 – Shimizu with a leg kick strong. Takahashi shoots and misses. Shimizu staying very active on his feet and dives for a trip and takes Takahashi down but ends up on his back holding closed guard. Takahashi stands up, lands a kick, then Shimizu stands up. Shimizu shoots, gets the takedown and Takahashi gets full guard. Takahashi throws his legs up but Shimizu stands up and tries to stomp Takahashi. Takahashi grabs his foot looking for a submission but pays for it by eating several punches. Shimizu takes his back as Takahashi gets to his knees. Shimizu transitions to an armbar. Takahashi gets free and to his feet, Shimizu stands. Takahashi swings and misses. They clinch, Takahashi with a body lock and the bell sounds. Shimizu should have the round 10-9.

Round 2 – Takahashi swings misses. Leg kick from Shimizu. Uppercut from Shimizu as Takahashi shoots. Then Takahashi lands a nice left hook. Shimizu shoots and puts Takahashi through the ropes. They re-set and Shimizu takes his back with hooks in, very early in the round. They roll and Shimizu looking for the RNC. He gets a body triangle and Takahashi rolls to his knees but they keep rolling on over to Shimizu’s back then back to Takahashi’s knees, back to Shimizu’s back and Shimizu escapes the body triangle as he rolls to the left. He reverses and ends up on top in Shimizu’s guard. Shimizu pops to his feet. Body kick from Takahashi, he throws a big right but gets taken down with a scissors lock from Shimizu. Takahashi ends up on top and then they scramble, Shimizu takes his back briefly but Takahashi gets out as Shimizu throws bicycle kicks before the round ends. Shimizu should have the round 10-9 and the fight 20-18 according to ProMMAnow.com

OFFICIAL RESULT: Shunichi Shimizu def. Wataru Takahashi by unanimous decision

Akitoshi Tamura  vs. Shoko Sato

Round 1 – Leg kick from Tamura, he gets a single and lands on top in half guard. Tamura trying to pass but Sato holding on with scissor legs. Tamura has a one-armed guillotine, lets it go. Tamura locks on the guillotine now with both arms, they get to their feet and Tamura still holding onto Sato’s neck. Tamura finally lets the neck hold go, tries to regain it but Sato escapes, backs up ands starts swinging. Tamura fires back. The ref calls time to have the doctor check on Tamura’s eye that is swelling. Slow-mo replay shows it came from a punch as Tamura shot in. Uppercut and head kick from Tamura as the fight re-starts. Sato jumps guard. There is some kind of god awful screaming going on in the background. Tamura postures up with a big punch . Sato goes for an armbar but the bell sounds. Close round but ProMMAnow.com scores it for Tamura 10-9.

Round 2 – Tamura shoots, gets a single and puts Sato on his back. Tamura’s eye is bleeding now. Looks like he got caught coming in on the takedown with a punch and some knees. It’s right over Tamura’s eye. The ref lets it go with Tamura on top inside guard. The Voice says they brought a group of five year old girls to cheer for Sato. That is what it sounds like but obviously it’s a joke. Sato looking for a kimura as Tamura is in half guard on top. Tamura holding position, moves to side control with about a minute left. Tamura landing some knees to the head now. Sato recovers half guard. It literally sounds like cheerleaders in the background. Tamura peppers with punches, he then stands to his feet and Sato throws bicycle kicks landing several on Tamura’s face. ProMMAnow.com scores the round 10-9 and the fight 20-18 for Tamura.

OFFICIAL RESULT: Akitoshi Tamura def. Shoko Sato by split decision

NOTES: If you’re on Twitter tonight, give a shout to Michael “The Voice” Schiavello at @SchiavelloVOICE who is calling the play-by-play for HDNet.

Shintaro Ishiwatari vs. Taiyo Nakahara

Round 1 – Both guys swinging. Big leg kick from Ishiwatari. It’s all stand up so far. Leg kick again from Ishiwatari. He lands a punch behind the head, again. Nakahara swinging back, throws a side kick that misses. Nakahara scores with some big shots but Ishiwatari drops him to the canvas with a big right. He follows Nakahara to the ground and is on top inside his guard. Ref stands them up. Nakahara gets dropped again and Ishiwatari attacks with  a flurry but Nakahara grabsa very deep leg lock, Ishiwatari escapes but Nakahara recovers the submission attempt, he cranks it until the bell sounds and the crowd is on their feet in Tokyo. ProMMAnow.com scores it 10-9 for Nakahara.

Round 2 – Ishiwatari swings, they clinch, separate and square up. Ishiwatari swings a one two and clips. Leg kick from Ishiwatari. Couple of lazy body shots then a big shot from Ishiwatari. Nakahara didn’t like that and shoots, gets the takedown. He’s on top but Ishiwatari gets up and lets him up. they start swinging, stiff right and leg kick from Ishiwatari. Body shot from Nakahara. Jab scores for Ishiwatari, another. Both guys throwing combos and jabs, nothing much landing and Nakahara asks for time from an eye poke. He gets it. Replay does show the poke. Doc comes in to check it. Restart. Now Nakahara takes a shot to the groin and time is called again. Ishiwatari gets a yellow card. Nice right from Ishiwatari. Nakahara shoots, Ishiwatari sprawls, lands a knee to the face but Nakahara gets the takedown and gets caught in a guillotine in the process. They are caught in the corner and the bell sounds.ProMMAnow.com scores the round 10-9 for Ishiwatari.

NOTES: Two judges scored it a draw and the other judge scored it for Nakahara.

OFFICIAL RESULT: Taiyo Nakahara def. Shintaro Ishiwatari by split decision

Yasubey Enomoto vs. Taisuke Okuno

Round 1 – Enomoto with a high kick that’s blocked. He appears to be much taller. Enomoto with a nice one, two. Enomoto using a nice Muay Thai style. Leg kick from Enomoto. Grabs a single hand clinch and lands several uppercuts. Nice uppercut from Enomoto. Leg kick from Okuno, then two right hooks. Body kick and big right from Enomoto, two body shots and Okuno drops to his back. Enomoto lands some kicks to the thighs and a big right to his downed opponent. The ref lets him up. Enomoto’s striking is VERY solid, VERY. Time is called after Enomoto lands a groin shot. They restart. Left hook from Enomoto and Okuno fires back and chases after Enomoto with punches. Straight jab from Enomoto. Enomoto lands several punches as Okuno covers up. He backs him into the corner and fires off several shots, grabs the clinch lands some knees and several punches. Okuno smiles at him as the round ends, he taunts. ProMMAnow.com scores it 10-9 for Enomoto.

Round 2 – Okuno smiling as the round starts. They call him the “smiling Zombie”. He’s chasing Enomoto with punches, eats one, two, three from Enomoto but he fires back. Body kick from Enomoto. Left hook from Enomoto then a one, two. Straight left from Enomoto, Superman punch. Body kick from Enomoto and he is just picking Okuno apart. Okuno is not landing anything. Well, lands a right but Enomoto gets out of danger quickly and goes back to picking Okuno apart. His work rate is far superior. Big left from Okuno. Enomoto with a one, two. Big leg kick again from Enomoto, another. Again. Okuno swinging and misses. Two big body shots from Enomoto. Okuno swings misses, gets his back toward Enomoto and Enomoto takes advantage and drops him with a punch. Enomoto tries to stomp him a couple times. Ref lets Okuno up. Big shot and leg kick from Enomoto and two more kicks from Enomoto to finish the round. ProMMAnow.com scores it 10-8 for Enomoto.

NOTES: Okuno’s face is a mess.

Round 3 – Leg kick from Okuno. Okuno hunting and eats a few shots as he covers. Leg kick from Enomoto. Knee to teh body from Enomoto. Enomoto grabs the Thai clinch, lands a few knees and punches and starts a strike clinic on Okuno that there’s no way I can keep up with, shot after shot after shot picking this guy apart. Okuno still standing there though. Enomoto lands a head kick  a body shot and a hook to the face. How this guy is still standing is unbelievable really. Big left scores for Enomoto. Another hook from Enomoto, a right hook scores. Two big body shots and a slap from Enomoto. The Voice calls it a bitch slap. Okuno swings and misses and is just way too slow for Enomoto. Enomoto does a somersault kick as the round ends. ProMMAnow.com scores it 10-8 for Enomoto.

NOTES: At least one judge scored it 30-25.

OFFICIAL RESULT: Yasubey Enomoto def. Taisuke Okuno by unanimous decision

Keita Nakamura vs. Takuya Wada

Round 1 – Wada hunting as Nakamura circles. Leg kick from Wada. Nakamura’s knees taped heavily. Leg kick from wada. Nakamura lands a couple punches and coming after Wada, the shorter man. Wada pushes him against the ropes and Nakamura reverses and puts Wada on his back, takes side control. Nakamura landing little rabbit punches to the top of the head. He puts Wada in a crucifix a la Roy Nelson and starts pounding his face. Wada is trapped. After over 30 punches Wada finally taps to strikes from the crucifix, giving Nakamura the first stoppage of the night.

OFFICIAL RESULT: Keita Nakamura def. Takuya Wada by submission (strikes) Rd 1 (3:30)

Chang Seob Lee vs. Yoshiaki Takahashi

Round 1 – Thigh kick from Lee. Takahashi tries to get the takedown. Lee takes his back and lands several punches to the back of the head. Ref stops it and stands them up. Makes them touch gloves. Big left from Takahashi and Lee comes in swinging big and lands a couple big punches. Takahashi shoots and Lee grabs a front head lock. Ref restarts them. Big leg kick from Lee. Lee with yellow shoes. Leg kick from Lee. Again. Lee swings and Takahashi shoots, puts him on his back. Takahashi has side control , puts Lee’s arms between his legs and armbars him with a armbar using his legs. Wow! It was very quick submission. Apparently it’s called a “scarf hold arm lock”.

OFFICIAL RESULT: Yoshiaki Takahashi def. Chang Seob Lee by submission (scarf hold arm lock) Rd 1

NOTE: There was a fight between these two that was not listed. One guy looked very similar to Izumi. Not sure the names.

Maximo Blanco vs. Kiuma Kunioku

Round 1 – Big flying knee from Maxi. They clinch and Kunioku lands big punches as they go through the ropes. Ref restarts them. Blanco with front kick and Kunioku shoots, picks Blanco up but Maxi gets to his feet and puts his head through the ropes. It’s a clinch struggle, they separate and square up. Big swinging punch from Kunioku, it misses. Maxi lands several body shots. Leg kick fron Kunioku. Misses with a right hand. Maxi with his hands down. he tags Kunioku with a right hand after eating  a shot. Foot stomp and shoulder strikes from Kunioku, they break and square up. big leg kick inside from Kunioku. Maxi with a leg kick. Kunioku returns one. Leg kick from Kunioku but gets dropped with a big uppercut, he grabs a leg and tries to hold on but gets dropped flat on his back with another uppercut. Maxi follows it up with several big punches to the downed Kunioku and he is out cold.

OFFICIAL RESULT: Maximo Blanco def. Kiuma Kunioku by TKO (punches) Rd 1

Brian Cobb vs. Kazunori Yokota

Round 1 – Leg kick from Cobb, goes high with a kick but gets it caught. Yokota lets it go and Cobb locks on a guillotine. Yokota escapes adn gets to his feet. Leg kick Yokota. Big leg kick from Cobb and Yokota returns the kick. Superman punch from Cobb misses but lands a big leg kick. Cobb checks a leg kick. Yokota with a leg kick. Spinning backfist by Cobb misses but goes right into a double leg takedown. Cobb takes his back as Yokota turtles. Yokota gets to his feet and Cobb has underhooks from behind, lands knees to the back of the thighs. Cobb drags him to the ground and holding from the back. Knees to the side by Cobb as he holds on and tries to take the back. Yokota dives through the ropes getting the break. Ref puts them in the center with Yokota on top inside guard. Heels to the kidneys from Cobb, he gets to his feet. Knee fo the head from Yokota. Big leg kick from Cobb, then a straight left. Body shot from Yokota. Cobb gets a body lock, drags him down.  Yokota gets up but gets dragged back down. Cobb holding on as Yokota gets up with 30 seconds to go. Yokota gets the takedown, goes for  a leg submission but eats a kick. ProMMAnow.com scores the round 10-9 for Cobb.

Round 2 – Cobb gets the takedown. Stands up, misses with a head kick. Yokota gets a takedown and lands on top in full guard. Cobb misses with an up kick. Cobb gives up his back as Yokota holds on from the side. Cobb stands and it’s a clinch war. Yokota tries to put him down, can’t get it. Ref separates them. Big leg kick from Yokota. Yokota with his hands down but he drops Cobb with a leg sweep. He stands over Cobb and lands some punches. Cobb’s head is through the ropes. Yokota tries to mount and Cobb gets to his knees. Cobb tries to reverse but ends up on his back with Yokota in full guard. Yokota postures up and kicks Cobb’s thighs. ProMMAnow.com scores that round 10-9 for Yokota.

Round 3 – Big leg kick from Yokota. Cobb swings big and misses. Big leg kick from Yokota. Again. Two big body shots from Yokota. Cobb switches stances, swings and misses. Front kick from Yokota. Big leg kick from Yokota. Yokota swings with punches and puts Cobb in the corner. Cobb reverses, takes his back as they go to the ground. Yokota tries to go through the ropes but Cobb gets him back in the ring. Yokota stands up but Cobb locks on the choke and drags him to the mat. Cobb trying to one arm choke him. Cobb mounts as Yokota tries to climb under the ropes. Ref stops it and moves it to the center with Cobb mounted. Yokota gives up his back, gets to his knees and stands. Big leg kick from Yokota and lands two big punches. Cobb shoots and puts him back down. Yokota stands and puts his head through the ropes as Cobb holds him from behind. Foot stomps and knees from Cobb. Cobb sweeps his legs and Yokota goes down but stands right up with Cobb still hanging on from behind. They separate and yokota swings away, Cobb shoots and the bell sounds. ProMMAnow.com scores the round 10-9 for Cobb and the fight 29-28 for Cobb.

OFFICIAL RESULT: Brian Cobb def. Kazunori Yokota by split decision

Hiroshi Izumi vs. James Zikic

Round 1 – Izumi has a small cut over his eye already. Nice one, two from Zikic and the fight is stopped to check Ixumi’s cut. They restart. Zikic is much taller. Izumi looks for a takedown but can’t get it. Zikic throws a few jabs, keeping Izumi at a distance. Zikic using that jab nicely, picking his shots nicely. Nice counter right from Zikic but Izumi grabs a single leg and gets Zikic down. Zikic looks at a kimura, lets it go. Izumi in half guard. Izumi with wrist control using his left hand, on top still in half guard. Zikic holding him  in that guard. Izumi stands up, lands some kicks to the thighs and the bell sounds. ProMMAnow.com gives the round to Zikic 10-9.

Round 2 – Zikic working the jab again. He turns it to a left hook. Izumi with a counter right. Izumi rushes in swinging, gets a hold of Zikic, but Zikic escapes and starts using the jab. Izumi’s cut bleeding again. Left hook for Zikic. One, two from Zikic. Izumi has a terrible reach disadvantage. But lands a big overhand right just as I type that. That initiates the clinch for him but Zikic throws im off and goes back to using his boxing. Double jab from Zikic with a minute left in the round. Big overhand right again scores for Izumi and Zikic lands a jab and a one, two. ProMMAnow.com scores it 10-9 for Zikic.

Round 3 – Zikic using that jab again peppering Izumi. Izumi gets him in the corner but Zikic gets out. Izumi with a left hook and  he finally gets a takedown with a single leg. Zikic immediately gets out and up to his feet. Overhand right from Izumi. Zikic’s boxing has been the factor in this fight. Uppercut from Zikic. Jab scores for Zikic. Izumi swings and clinches, gets a body lock and puts Zikic on his back. Two minutes left in the match. Zikic has full guard, closed. Zikic throws his legs up for a submission but Izumi gets side control. Ref pulls them away from the ropes. Izumi landing some hammerfists from side control. Zikic  grabs a headlock but Izumi mounts, he stands up, Zikic stands up and they swing, bell sounds. ProMMAnow.com scores the round for Zikic 10-9 and the fight for Zikic 30-27.

OFFICIAL RESULT: Hiroshi Izumi def. James Zikic by split decision

NOTES: Frank Trigg apologizes to everyone who stayed up to watch this robbery. He says we just saw a hometown decision. The Voice agrees and is shocked. My thoughts are this. I did have all rounds for Zikic but none of them were dominating. He didn’t score anything huge but he did out point him definitely. Zikic should have gotten it.