I do think you’ll get a lot of the “[name_u]RAY[/name_u]-to” pronunciation, but once people hear the name pronounced correctly, they’re not likely to keep saying it wrong. I think it’s a great name, though I’m partial to [name_m]Raiden[/name_m], personally.
Here are some other suggestions for Japanese boy names that are fairly intuitive to pronounce by English speakers:
[name_f]Sora[/name_f] - sky
Benjiro - enjoys peace
Takeshi - military, strong, healthy
Kyoshi - pure
Itsuki - tree
[name_m]Kenji[/name_m] - study, sharpen, two
Asahi - morning, sunlight
Taro - great, eldest son
Kohaku - amber
[name_u]Yoshi[/name_u] - good luck, righteous, virtuous
Riku - land, earth
Saburo - brightness
Haruto - light, sun, clear weather, brightness
Makoto - sincere
Kuro - black, ninth son
[name_f]Tamaki[/name_f] - jewel, tree
Shinobu - endurance
Akihito - bright, compassionate
Saku - remembering the divine
Matsu - pine tree
[name_m]Hideki[/name_m] - excellence, hope, tree
Naruto - maelstrom (the anime is wildly popular here in the US, however)
Sanji - praise
Mako - child of truth
Takashi - noble, prosperous, piety, devotion, courage
Shiro - white, castle, fourth son
Masato - justice
Osami - study, discipline, the body
[name_m]Akio[/name_m] - bright, hero
Kazumi - beautiful, harmony
[name_u]Yuki[/name_u] - happiness, snow
Tadashi - loyal, faithful, right, correct
Shoma - esteemed truth
[name_u]Ren[/name_u] - lotus, love
Haruka - distant, remote, spring, flower
Koji - prosperity, good luck
Nobu - prolong trust
Miyoko - beautiful, generation
[name_u]Akira[/name_u] - bright, clear
[name_m]Fuji[/name_m] - wisteria, the mountain
Katsumi - victory, to overcome
Okami - wolf
[name_f]Hoshi[/name_f] - star
Reiki - healing the spirit
Namiko - wave child, surf child
Sanyu - happiness
Katashi - hard, firm
Hiroki - great, brightness, tree
Minato - harbor
Okina - ocean, charcoal, night
Shin - real, genuine
Tomohiro - vast wisdom
Yasuo - peaceful
Hikari - light
[name_m]Botan[/name_m] - peony
Ichigo - best guardian
Osamu - discipline, study
Ruka - gem, light
Toshiro - talented, intelligent
[name_u]Kai[/name_u] - sea, ocean
Asuka - tomorrow, fragrance, to fly
[name_m]Ichiro[/name_m] - first son
Natsu - summer
[name_f]Michi[/name_f] - path
[name_m]Hiroshi[/name_m] - tolerant, generous, prosperous
Ryoto - like a dragon
Kenshin - humble, modest, trust, belief
[name_u]Nori[/name_u] - ceremony, rites
Yamato - large, harmony
(Obviously these meanings are subjective, and will vary depending on the kanji you choose. I tried to include the most common ones.)